Home / 22,423.08-30,938.40-14,765.56

Finding the Fourth Proportional to 22,423.08, 30,938.40 and 14,765.56

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Solution

The fourth proportional to 22,423.08, 30,938.40 and 14,765.56 is: 20,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.08 : 30,938.40 = 14,765.56 : x
  2. Step 2: Convert to fraction form
    22,423.08/30,938.40 = 14,765.56/x
  3. Step 3: Cross multiply
    22,423.08x = 30,938.40 × 14,765.56
  4. Step 4: Simplify right side
    22,423.08x = 456,822,801.50
  5. Step 5: Solve for x
    x = 456,822,801.50/22,423.08
  6. Step 6: Final answer
    x = 20,372.88

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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.