Home / 25,424.04-38,136.40-7,892.76

Finding the Fourth Proportional to 25,424.04, 38,136.40 and 7,892.76

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Solution

The fourth proportional to 25,424.04, 38,136.40 and 7,892.76 is: 11,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,424.04 : 38,136.40 = 7,892.76 : x
  2. Step 2: Convert to fraction form
    25,424.04/38,136.40 = 7,892.76/x
  3. Step 3: Cross multiply
    25,424.04x = 38,136.40 × 7,892.76
  4. Step 4: Simplify right side
    25,424.04x = 301,001,452.46
  5. Step 5: Solve for x
    x = 301,001,452.46/25,424.04
  6. Step 6: Final answer
    x = 11,839.25

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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.