Home / 25,541.56-38,320.17-13,070.45

Finding the Fourth Proportional to 25,541.56, 38,320.17 and 13,070.45

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Solution

The fourth proportional to 25,541.56, 38,320.17 and 13,070.45 is: 19,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541.56 : 38,320.17 = 13,070.45 : x
  2. Step 2: Convert to fraction form
    25,541.56/38,320.17 = 13,070.45/x
  3. Step 3: Cross multiply
    25,541.56x = 38,320.17 × 13,070.45
  4. Step 4: Simplify right side
    25,541.56x = 500,861,865.98
  5. Step 5: Solve for x
    x = 500,861,865.98/25,541.56
  6. Step 6: Final answer
    x = 19,609.68

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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.