Home / 22,535.09-31,097.84-12,463.28

Finding the Fourth Proportional to 22,535.09, 31,097.84 and 12,463.28

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Solution

The fourth proportional to 22,535.09, 31,097.84 and 12,463.28 is: 17,199.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,535.09 : 31,097.84 = 12,463.28 : x
  2. Step 2: Convert to fraction form
    22,535.09/31,097.84 = 12,463.28/x
  3. Step 3: Cross multiply
    22,535.09x = 31,097.84 × 12,463.28
  4. Step 4: Simplify right side
    22,535.09x = 387,580,962.98
  5. Step 5: Solve for x
    x = 387,580,962.98/22,535.09
  6. Step 6: Final answer
    x = 17,199.00

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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.