Home / 47,123.09-70,693.30-15,535.02

Finding the Fourth Proportional to 47,123.09, 70,693.30 and 15,535.02

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Solution

The fourth proportional to 47,123.09, 70,693.30 and 15,535.02 is: 23,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,123.09 : 70,693.30 = 15,535.02 : x
  2. Step 2: Convert to fraction form
    47,123.09/70,693.30 = 15,535.02/x
  3. Step 3: Cross multiply
    47,123.09x = 70,693.30 × 15,535.02
  4. Step 4: Simplify right side
    47,123.09x = 1,098,221,829.37
  5. Step 5: Solve for x
    x = 1,098,221,829.37/47,123.09
  6. Step 6: Final answer
    x = 23,305.39

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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.