Home / 59,815.68-89,716.80-15,440.64

Finding the Fourth Proportional to 59,815.68, 89,716.80 and 15,440.64

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Solution

The fourth proportional to 59,815.68, 89,716.80 and 15,440.64 is: 23,159.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,815.68 : 89,716.80 = 15,440.64 : x
  2. Step 2: Convert to fraction form
    59,815.68/89,716.80 = 15,440.64/x
  3. Step 3: Cross multiply
    59,815.68x = 89,716.80 × 15,440.64
  4. Step 4: Simplify right side
    59,815.68x = 1,385,284,810.75
  5. Step 5: Solve for x
    x = 1,385,284,810.75/59,815.68
  6. Step 6: Final answer
    x = 23,159.23

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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.