Home / 35,565.48-53,309.61-15,816.87

Finding the Fourth Proportional to 35,565.48, 53,309.61 and 15,816.87

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Solution

The fourth proportional to 35,565.48, 53,309.61 and 15,816.87 is: 23,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,565.48 : 53,309.61 = 15,816.87 : x
  2. Step 2: Convert to fraction form
    35,565.48/53,309.61 = 15,816.87/x
  3. Step 3: Cross multiply
    35,565.48x = 53,309.61 × 15,816.87
  4. Step 4: Simplify right side
    35,565.48x = 843,191,171.12
  5. Step 5: Solve for x
    x = 843,191,171.12/35,565.48
  6. Step 6: Final answer
    x = 23,708.13

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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.