Home / 47,454.48-71,157.54-15,853.16

Finding the Fourth Proportional to 47,454.48, 71,157.54 and 15,853.16

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Solution

The fourth proportional to 47,454.48, 71,157.54 and 15,853.16 is: 23,771.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,454.48 : 71,157.54 = 15,853.16 : x
  2. Step 2: Convert to fraction form
    47,454.48/71,157.54 = 15,853.16/x
  3. Step 3: Cross multiply
    47,454.48x = 71,157.54 × 15,853.16
  4. Step 4: Simplify right side
    47,454.48x = 1,128,071,866.83
  5. Step 5: Solve for x
    x = 1,128,071,866.83/47,454.48
  6. Step 6: Final answer
    x = 23,771.66

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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.