Home / 25,515.55-38,260.20-11,463.53

Finding the Fourth Proportional to 25,515.55, 38,260.20 and 11,463.53

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Solution

The fourth proportional to 25,515.55, 38,260.20 and 11,463.53 is: 17,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.55 : 38,260.20 = 11,463.53 : x
  2. Step 2: Convert to fraction form
    25,515.55/38,260.20 = 11,463.53/x
  3. Step 3: Cross multiply
    25,515.55x = 38,260.20 × 11,463.53
  4. Step 4: Simplify right side
    25,515.55x = 438,596,950.51
  5. Step 5: Solve for x
    x = 438,596,950.51/25,515.55
  6. Step 6: Final answer
    x = 17,189.40

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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.