Home / 47,681.09-71,521.70-16,516.34

Finding the Fourth Proportional to 47,681.09, 71,521.70 and 16,516.34

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Solution

The fourth proportional to 47,681.09, 71,521.70 and 16,516.34 is: 24,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681.09 : 71,521.70 = 16,516.34 : x
  2. Step 2: Convert to fraction form
    47,681.09/71,521.70 = 16,516.34/x
  3. Step 3: Cross multiply
    47,681.09x = 71,521.70 × 16,516.34
  4. Step 4: Simplify right side
    47,681.09x = 1,181,276,714.58
  5. Step 5: Solve for x
    x = 1,181,276,714.58/47,681.09
  6. Step 6: Final answer
    x = 24,774.53

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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.