Home / 47,666.46-71,455.55-17,663.99

Finding the Fourth Proportional to 47,666.46, 71,455.55 and 17,663.99

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Solution

The fourth proportional to 47,666.46, 71,455.55 and 17,663.99 is: 26,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,666.46 : 71,455.55 = 17,663.99 : x
  2. Step 2: Convert to fraction form
    47,666.46/71,455.55 = 17,663.99/x
  3. Step 3: Cross multiply
    47,666.46x = 71,455.55 × 17,663.99
  4. Step 4: Simplify right side
    47,666.46x = 1,262,190,176.34
  5. Step 5: Solve for x
    x = 1,262,190,176.34/47,666.46
  6. Step 6: Final answer
    x = 26,479.63

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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.