Home / 43,632.90-65,456.64-15,569.14

Finding the Fourth Proportional to 43,632.90, 65,456.64 and 15,569.14

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Solution

The fourth proportional to 43,632.90, 65,456.64 and 15,569.14 is: 23,356.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,632.90 : 65,456.64 = 15,569.14 : x
  2. Step 2: Convert to fraction form
    43,632.90/65,456.64 = 15,569.14/x
  3. Step 3: Cross multiply
    43,632.90x = 65,456.64 × 15,569.14
  4. Step 4: Simplify right side
    43,632.90x = 1,019,103,592.09
  5. Step 5: Solve for x
    x = 1,019,103,592.09/43,632.90
  6. Step 6: Final answer
    x = 23,356.31

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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.