Home / 19,948.96-29,797.15-15,520.29

Finding the Fourth Proportional to 19,948.96, 29,797.15 and 15,520.29

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Solution

The fourth proportional to 19,948.96, 29,797.15 and 15,520.29 is: 23,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.96 : 29,797.15 = 15,520.29 : x
  2. Step 2: Convert to fraction form
    19,948.96/29,797.15 = 15,520.29/x
  3. Step 3: Cross multiply
    19,948.96x = 29,797.15 × 15,520.29
  4. Step 4: Simplify right side
    19,948.96x = 462,460,409.17
  5. Step 5: Solve for x
    x = 462,460,409.17/19,948.96
  6. Step 6: Final answer
    x = 23,182.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.