Home / 47,322.88-70,968.96-15,724.46

Finding the Fourth Proportional to 47,322.88, 70,968.96 and 15,724.46

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Solution

The fourth proportional to 47,322.88, 70,968.96 and 15,724.46 is: 23,581.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322.88 : 70,968.96 = 15,724.46 : x
  2. Step 2: Convert to fraction form
    47,322.88/70,968.96 = 15,724.46/x
  3. Step 3: Cross multiply
    47,322.88x = 70,968.96 × 15,724.46
  4. Step 4: Simplify right side
    47,322.88x = 1,115,948,543.02
  5. Step 5: Solve for x
    x = 1,115,948,543.02/47,322.88
  6. Step 6: Final answer
    x = 23,581.58

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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.