Home / 22,802.15-31,497.36-18,342.74

Finding the Fourth Proportional to 22,802.15, 31,497.36 and 18,342.74

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Solution

The fourth proportional to 22,802.15, 31,497.36 and 18,342.74 is: 25,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802.15 : 31,497.36 = 18,342.74 : x
  2. Step 2: Convert to fraction form
    22,802.15/31,497.36 = 18,342.74/x
  3. Step 3: Cross multiply
    22,802.15x = 31,497.36 × 18,342.74
  4. Step 4: Simplify right side
    22,802.15x = 577,747,885.17
  5. Step 5: Solve for x
    x = 577,747,885.17/22,802.15
  6. Step 6: Final answer
    x = 25,337.43

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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.