Home / 42,910.32-64,332.54-16,255.92

Finding the Fourth Proportional to 42,910.32, 64,332.54 and 16,255.92

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Solution

The fourth proportional to 42,910.32, 64,332.54 and 16,255.92 is: 24,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,910.32 : 64,332.54 = 16,255.92 : x
  2. Step 2: Convert to fraction form
    42,910.32/64,332.54 = 16,255.92/x
  3. Step 3: Cross multiply
    42,910.32x = 64,332.54 × 16,255.92
  4. Step 4: Simplify right side
    42,910.32x = 1,045,784,623.64
  5. Step 5: Solve for x
    x = 1,045,784,623.64/42,910.32
  6. Step 6: Final answer
    x = 24,371.40

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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.