Home / 57,632.90-86,449.35-15,513.08

Finding the Fourth Proportional to 57,632.90, 86,449.35 and 15,513.08

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Solution

The fourth proportional to 57,632.90, 86,449.35 and 15,513.08 is: 23,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,632.90 : 86,449.35 = 15,513.08 : x
  2. Step 2: Convert to fraction form
    57,632.90/86,449.35 = 15,513.08/x
  3. Step 3: Cross multiply
    57,632.90x = 86,449.35 × 15,513.08
  4. Step 4: Simplify right side
    57,632.90x = 1,341,095,250.25
  5. Step 5: Solve for x
    x = 1,341,095,250.25/57,632.90
  6. Step 6: Final answer
    x = 23,269.61

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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.