Home / 47,543.76-71,316.44-17,975.60

Finding the Fourth Proportional to 47,543.76, 71,316.44 and 17,975.60

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Solution

The fourth proportional to 47,543.76, 71,316.44 and 17,975.60 is: 26,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,543.76 : 71,316.44 = 17,975.60 : x
  2. Step 2: Convert to fraction form
    47,543.76/71,316.44 = 17,975.60/x
  3. Step 3: Cross multiply
    47,543.76x = 71,316.44 × 17,975.60
  4. Step 4: Simplify right side
    47,543.76x = 1,281,955,798.86
  5. Step 5: Solve for x
    x = 1,281,955,798.86/47,543.76
  6. Step 6: Final answer
    x = 26,963.70

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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.