Home / 47,363.31-65,385-29,464.08

Finding the Fourth Proportional to 47,363.31, 65,385 and 29,464.08

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Solution

The fourth proportional to 47,363.31, 65,385 and 29,464.08 is: 40,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,363.31 : 65,385 = 29,464.08 : x
  2. Step 2: Convert to fraction form
    47,363.31/65,385 = 29,464.08/x
  3. Step 3: Cross multiply
    47,363.31x = 65,385 × 29,464.08
  4. Step 4: Simplify right side
    47,363.31x = 1,926,508,870.80
  5. Step 5: Solve for x
    x = 1,926,508,870.80/47,363.31
  6. Step 6: Final answer
    x = 40,675.13

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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.