Home / 22,504.68-31,055.94-12,432.60

Finding the Fourth Proportional to 22,504.68, 31,055.94 and 12,432.60

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Solution

The fourth proportional to 22,504.68, 31,055.94 and 12,432.60 is: 17,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.68 : 31,055.94 = 12,432.60 : x
  2. Step 2: Convert to fraction form
    22,504.68/31,055.94 = 12,432.60/x
  3. Step 3: Cross multiply
    22,504.68x = 31,055.94 × 12,432.60
  4. Step 4: Simplify right side
    22,504.68x = 386,106,079.64
  5. Step 5: Solve for x
    x = 386,106,079.64/22,504.68
  6. Step 6: Final answer
    x = 17,156.70

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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.