Home / 42,435.39-63,671.52-16,147.65

Finding the Fourth Proportional to 42,435.39, 63,671.52 and 16,147.65

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Solution

The fourth proportional to 42,435.39, 63,671.52 and 16,147.65 is: 24,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,435.39 : 63,671.52 = 16,147.65 : x
  2. Step 2: Convert to fraction form
    42,435.39/63,671.52 = 16,147.65/x
  3. Step 3: Cross multiply
    42,435.39x = 63,671.52 × 16,147.65
  4. Step 4: Simplify right side
    42,435.39x = 1,028,145,419.93
  5. Step 5: Solve for x
    x = 1,028,145,419.93/42,435.39
  6. Step 6: Final answer
    x = 24,228.49

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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.