Home / 15,432.20-23,148.30-14,827.40

Finding the Fourth Proportional to 15,432.20, 23,148.30 and 14,827.40

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Solution

The fourth proportional to 15,432.20, 23,148.30 and 14,827.40 is: 22,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.20 : 23,148.30 = 14,827.40 : x
  2. Step 2: Convert to fraction form
    15,432.20/23,148.30 = 14,827.40/x
  3. Step 3: Cross multiply
    15,432.20x = 23,148.30 × 14,827.40
  4. Step 4: Simplify right side
    15,432.20x = 343,229,103.42
  5. Step 5: Solve for x
    x = 343,229,103.42/15,432.20
  6. Step 6: Final answer
    x = 22,241.10

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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.