Home / 23,130.27-31,917.68-13,056.74

Finding the Fourth Proportional to 23,130.27, 31,917.68 and 13,056.74

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Solution

The fourth proportional to 23,130.27, 31,917.68 and 13,056.74 is: 18,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.27 : 31,917.68 = 13,056.74 : x
  2. Step 2: Convert to fraction form
    23,130.27/31,917.68 = 13,056.74/x
  3. Step 3: Cross multiply
    23,130.27x = 31,917.68 × 13,056.74
  4. Step 4: Simplify right side
    23,130.27x = 416,740,849.16
  5. Step 5: Solve for x
    x = 416,740,849.16/23,130.27
  6. Step 6: Final answer
    x = 18,017.12

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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.