Home / 47,587.32-71,389.02-16,415.28

Finding the Fourth Proportional to 47,587.32, 71,389.02 and 16,415.28

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Solution

The fourth proportional to 47,587.32, 71,389.02 and 16,415.28 is: 24,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.32 : 71,389.02 = 16,415.28 : x
  2. Step 2: Convert to fraction form
    47,587.32/71,389.02 = 16,415.28/x
  3. Step 3: Cross multiply
    47,587.32x = 71,389.02 × 16,415.28
  4. Step 4: Simplify right side
    47,587.32x = 1,171,870,752.23
  5. Step 5: Solve for x
    x = 1,171,870,752.23/47,587.32
  6. Step 6: Final answer
    x = 24,625.69

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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.