Home / 47,670.47-71,509.91-17,685.06

Finding the Fourth Proportional to 47,670.47, 71,509.91 and 17,685.06

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Solution

The fourth proportional to 47,670.47, 71,509.91 and 17,685.06 is: 26,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670.47 : 71,509.91 = 17,685.06 : x
  2. Step 2: Convert to fraction form
    47,670.47/71,509.91 = 17,685.06/x
  3. Step 3: Cross multiply
    47,670.47x = 71,509.91 × 17,685.06
  4. Step 4: Simplify right side
    47,670.47x = 1,264,657,042.70
  5. Step 5: Solve for x
    x = 1,264,657,042.70/47,670.47
  6. Step 6: Final answer
    x = 26,529.15

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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.