Home / 22,670.09-31,284.10-12,598.27

Finding the Fourth Proportional to 22,670.09, 31,284.10 and 12,598.27

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Solution

The fourth proportional to 22,670.09, 31,284.10 and 12,598.27 is: 17,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.09 : 31,284.10 = 12,598.27 : x
  2. Step 2: Convert to fraction form
    22,670.09/31,284.10 = 12,598.27/x
  3. Step 3: Cross multiply
    22,670.09x = 31,284.10 × 12,598.27
  4. Step 4: Simplify right side
    22,670.09x = 394,125,572.59
  5. Step 5: Solve for x
    x = 394,125,572.59/22,670.09
  6. Step 6: Final answer
    x = 17,385.27

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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.