Home / 35,475.71-53,167.60-14,391.21

Finding the Fourth Proportional to 35,475.71, 53,167.60 and 14,391.21

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Solution

The fourth proportional to 35,475.71, 53,167.60 and 14,391.21 is: 21,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,475.71 : 53,167.60 = 14,391.21 : x
  2. Step 2: Convert to fraction form
    35,475.71/53,167.60 = 14,391.21/x
  3. Step 3: Cross multiply
    35,475.71x = 53,167.60 × 14,391.21
  4. Step 4: Simplify right side
    35,475.71x = 765,146,060.82
  5. Step 5: Solve for x
    x = 765,146,060.82/35,475.71
  6. Step 6: Final answer
    x = 21,568.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.