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Finding the Fourth Proportional to 31,924.98, 47,895.98 and 26,312.90

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Solution

The fourth proportional to 31,924.98, 47,895.98 and 26,312.90 is: 39,476.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,924.98 : 47,895.98 = 26,312.90 : x
  2. Step 2: Convert to fraction form
    31,924.98/47,895.98 = 26,312.90/x
  3. Step 3: Cross multiply
    31,924.98x = 47,895.98 × 26,312.90
  4. Step 4: Simplify right side
    31,924.98x = 1,260,281,761.10
  5. Step 5: Solve for x
    x = 1,260,281,761.10/31,924.98
  6. Step 6: Final answer
    x = 39,476.35

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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.