Home / 39,086.85-58,632.99-15,713.25

Finding the Fourth Proportional to 39,086.85, 58,632.99 and 15,713.25

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Solution

The fourth proportional to 39,086.85, 58,632.99 and 15,713.25 is: 23,570.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086.85 : 58,632.99 = 15,713.25 : x
  2. Step 2: Convert to fraction form
    39,086.85/58,632.99 = 15,713.25/x
  3. Step 3: Cross multiply
    39,086.85x = 58,632.99 × 15,713.25
  4. Step 4: Simplify right side
    39,086.85x = 921,314,830.12
  5. Step 5: Solve for x
    x = 921,314,830.12/39,086.85
  6. Step 6: Final answer
    x = 23,570.97

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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.