Home / 24,900.77-34,349.70-15,938.63

Finding the Fourth Proportional to 24,900.77, 34,349.70 and 15,938.63

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Solution

The fourth proportional to 24,900.77, 34,349.70 and 15,938.63 is: 21,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,900.77 : 34,349.70 = 15,938.63 : x
  2. Step 2: Convert to fraction form
    24,900.77/34,349.70 = 15,938.63/x
  3. Step 3: Cross multiply
    24,900.77x = 34,349.70 × 15,938.63
  4. Step 4: Simplify right side
    24,900.77x = 547,487,158.91
  5. Step 5: Solve for x
    x = 547,487,158.91/24,900.77
  6. Step 6: Final answer
    x = 21,986.76

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Double scale
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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.