Home / 22,527.53-31,088.64-12,456.62

Finding the Fourth Proportional to 22,527.53, 31,088.64 and 12,456.62

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Solution

The fourth proportional to 22,527.53, 31,088.64 and 12,456.62 is: 17,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,527.53 : 31,088.64 = 12,456.62 : x
  2. Step 2: Convert to fraction form
    22,527.53/31,088.64 = 12,456.62/x
  3. Step 3: Cross multiply
    22,527.53x = 31,088.64 × 12,456.62
  4. Step 4: Simplify right side
    22,527.53x = 387,259,374.80
  5. Step 5: Solve for x
    x = 387,259,374.80/22,527.53
  6. Step 6: Final answer
    x = 17,190.49

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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.