Home / 25,302.24-34,948.10-18,957.20

Finding the Fourth Proportional to 25,302.24, 34,948.10 and 18,957.20

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Solution

The fourth proportional to 25,302.24, 34,948.10 and 18,957.20 is: 26,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.24 : 34,948.10 = 18,957.20 : x
  2. Step 2: Convert to fraction form
    25,302.24/34,948.10 = 18,957.20/x
  3. Step 3: Cross multiply
    25,302.24x = 34,948.10 × 18,957.20
  4. Step 4: Simplify right side
    25,302.24x = 662,517,993.97
  5. Step 5: Solve for x
    x = 662,517,993.97/25,302.24
  6. Step 6: Final answer
    x = 26,184.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.