Home / 25,423.16-38,155.19-14,340.53

Finding the Fourth Proportional to 25,423.16, 38,155.19 and 14,340.53

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Solution

The fourth proportional to 25,423.16, 38,155.19 and 14,340.53 is: 21,522.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,423.16 : 38,155.19 = 14,340.53 : x
  2. Step 2: Convert to fraction form
    25,423.16/38,155.19 = 14,340.53/x
  3. Step 3: Cross multiply
    25,423.16x = 38,155.19 × 14,340.53
  4. Step 4: Simplify right side
    25,423.16x = 547,165,670.54
  5. Step 5: Solve for x
    x = 547,165,670.54/25,423.16
  6. Step 6: Final answer
    x = 21,522.34

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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.