Home / 22,948.96-34,423.60-8,158.40

Finding the Fourth Proportional to 22,948.96, 34,423.60 and 8,158.40

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Solution

The fourth proportional to 22,948.96, 34,423.60 and 8,158.40 is: 12,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,948.96 : 34,423.60 = 8,158.40 : x
  2. Step 2: Convert to fraction form
    22,948.96/34,423.60 = 8,158.40/x
  3. Step 3: Cross multiply
    22,948.96x = 34,423.60 × 8,158.40
  4. Step 4: Simplify right side
    22,948.96x = 280,841,498.24
  5. Step 5: Solve for x
    x = 280,841,498.24/22,948.96
  6. Step 6: Final answer
    x = 12,237.66

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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.