Home / 25,748.27-38,638.65-10,957.18

Finding the Fourth Proportional to 25,748.27, 38,638.65 and 10,957.18

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Solution

The fourth proportional to 25,748.27, 38,638.65 and 10,957.18 is: 16,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.27 : 38,638.65 = 10,957.18 : x
  2. Step 2: Convert to fraction form
    25,748.27/38,638.65 = 10,957.18/x
  3. Step 3: Cross multiply
    25,748.27x = 38,638.65 × 10,957.18
  4. Step 4: Simplify right side
    25,748.27x = 423,370,449.81
  5. Step 5: Solve for x
    x = 423,370,449.81/25,748.27
  6. Step 6: Final answer
    x = 16,442.68

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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.