Home / 47,548.27-71,260.55-19,436.18

Finding the Fourth Proportional to 47,548.27, 71,260.55 and 19,436.18

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Solution

The fourth proportional to 47,548.27, 71,260.55 and 19,436.18 is: 29,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548.27 : 71,260.55 = 19,436.18 : x
  2. Step 2: Convert to fraction form
    47,548.27/71,260.55 = 19,436.18/x
  3. Step 3: Cross multiply
    47,548.27x = 71,260.55 × 19,436.18
  4. Step 4: Simplify right side
    47,548.27x = 1,385,032,779.52
  5. Step 5: Solve for x
    x = 1,385,032,779.52/47,548.27
  6. Step 6: Final answer
    x = 29,128.99

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1.5x scale

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.