Home / 22,669.96-31,284.14-12,598.22

Finding the Fourth Proportional to 22,669.96, 31,284.14 and 12,598.22

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Solution

The fourth proportional to 22,669.96, 31,284.14 and 12,598.22 is: 17,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.96 : 31,284.14 = 12,598.22 : x
  2. Step 2: Convert to fraction form
    22,669.96/31,284.14 = 12,598.22/x
  3. Step 3: Cross multiply
    22,669.96x = 31,284.14 × 12,598.22
  4. Step 4: Simplify right side
    22,669.96x = 394,124,478.23
  5. Step 5: Solve for x
    x = 394,124,478.23/22,669.96
  6. Step 6: Final answer
    x = 17,385.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.