Home / 47,637.18-71,439.30-19,549.26

Finding the Fourth Proportional to 47,637.18, 71,439.30 and 19,549.26

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Solution

The fourth proportional to 47,637.18, 71,439.30 and 19,549.26 is: 29,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,637.18 : 71,439.30 = 19,549.26 : x
  2. Step 2: Convert to fraction form
    47,637.18/71,439.30 = 19,549.26/x
  3. Step 3: Cross multiply
    47,637.18x = 71,439.30 × 19,549.26
  4. Step 4: Simplify right side
    47,637.18x = 1,396,585,449.92
  5. Step 5: Solve for x
    x = 1,396,585,449.92/47,637.18
  6. Step 6: Final answer
    x = 29,317.13

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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.