Home / 47,061.18-70,576.11-18,973.98

Finding the Fourth Proportional to 47,061.18, 70,576.11 and 18,973.98

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Solution

The fourth proportional to 47,061.18, 70,576.11 and 18,973.98 is: 28,454.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,061.18 : 70,576.11 = 18,973.98 : x
  2. Step 2: Convert to fraction form
    47,061.18/70,576.11 = 18,973.98/x
  3. Step 3: Cross multiply
    47,061.18x = 70,576.11 × 18,973.98
  4. Step 4: Simplify right side
    47,061.18x = 1,339,109,699.62
  5. Step 5: Solve for x
    x = 1,339,109,699.62/47,061.18
  6. Step 6: Final answer
    x = 28,454.66

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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.