Home / 25,129.18-37,700.10-17,748.10

Finding the Fourth Proportional to 25,129.18, 37,700.10 and 17,748.10

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Solution

The fourth proportional to 25,129.18, 37,700.10 and 17,748.10 is: 26,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.18 : 37,700.10 = 17,748.10 : x
  2. Step 2: Convert to fraction form
    25,129.18/37,700.10 = 17,748.10/x
  3. Step 3: Cross multiply
    25,129.18x = 37,700.10 × 17,748.10
  4. Step 4: Simplify right side
    25,129.18x = 669,105,144.81
  5. Step 5: Solve for x
    x = 669,105,144.81/25,129.18
  6. Step 6: Final answer
    x = 26,626.62

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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.