Home / 47,703.48-71,572.76-19,616.02

Finding the Fourth Proportional to 47,703.48, 71,572.76 and 19,616.02

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Solution

The fourth proportional to 47,703.48, 71,572.76 and 19,616.02 is: 29,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.48 : 71,572.76 = 19,616.02 : x
  2. Step 2: Convert to fraction form
    47,703.48/71,572.76 = 19,616.02/x
  3. Step 3: Cross multiply
    47,703.48x = 71,572.76 × 19,616.02
  4. Step 4: Simplify right side
    47,703.48x = 1,403,973,001.10
  5. Step 5: Solve for x
    x = 1,403,973,001.10/47,703.48
  6. Step 6: Final answer
    x = 29,431.25

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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.