Home / 31,904.82-47,857.26-14,354.16

Finding the Fourth Proportional to 31,904.82, 47,857.26 and 14,354.16

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Solution

The fourth proportional to 31,904.82, 47,857.26 and 14,354.16 is: 21,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,904.82 : 47,857.26 = 14,354.16 : x
  2. Step 2: Convert to fraction form
    31,904.82/47,857.26 = 14,354.16/x
  3. Step 3: Cross multiply
    31,904.82x = 47,857.26 × 14,354.16
  4. Step 4: Simplify right side
    31,904.82x = 686,950,767.20
  5. Step 5: Solve for x
    x = 686,950,767.20/31,904.82
  6. Step 6: Final answer
    x = 21,531.25

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1.5x scale

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.