Home / 22,670.96-31,285.52-12,599.22

Finding the Fourth Proportional to 22,670.96, 31,285.52 and 12,599.22

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Solution

The fourth proportional to 22,670.96, 31,285.52 and 12,599.22 is: 17,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.96 : 31,285.52 = 12,599.22 : x
  2. Step 2: Convert to fraction form
    22,670.96/31,285.52 = 12,599.22/x
  3. Step 3: Cross multiply
    22,670.96x = 31,285.52 × 12,599.22
  4. Step 4: Simplify right side
    22,670.96x = 394,173,149.29
  5. Step 5: Solve for x
    x = 394,173,149.29/22,670.96
  6. Step 6: Final answer
    x = 17,386.70

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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.