Home / 24,493.80-36,719.10-21,869.40

Finding the Fourth Proportional to 24,493.80, 36,719.10 and 21,869.40

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Solution

The fourth proportional to 24,493.80, 36,719.10 and 21,869.40 is: 32,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,493.80 : 36,719.10 = 21,869.40 : x
  2. Step 2: Convert to fraction form
    24,493.80/36,719.10 = 21,869.40/x
  3. Step 3: Cross multiply
    24,493.80x = 36,719.10 × 21,869.40
  4. Step 4: Simplify right side
    24,493.80x = 803,024,685.54
  5. Step 5: Solve for x
    x = 803,024,685.54/24,493.80
  6. Step 6: Final answer
    x = 32,784.81

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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.