Home / 39,887.46-59,776.52-38,690.08

Finding the Fourth Proportional to 39,887.46, 59,776.52 and 38,690.08

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Solution

The fourth proportional to 39,887.46, 59,776.52 and 38,690.08 is: 57,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,887.46 : 59,776.52 = 38,690.08 : x
  2. Step 2: Convert to fraction form
    39,887.46/59,776.52 = 38,690.08/x
  3. Step 3: Cross multiply
    39,887.46x = 59,776.52 × 38,690.08
  4. Step 4: Simplify right side
    39,887.46x = 2,312,757,998.03
  5. Step 5: Solve for x
    x = 2,312,757,998.03/39,887.46
  6. Step 6: Final answer
    x = 57,982.08

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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.