Home / 15,742.40-23,586.34-11,053.52

Finding the Fourth Proportional to 15,742.40, 23,586.34 and 11,053.52

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Solution

The fourth proportional to 15,742.40, 23,586.34 and 11,053.52 is: 16,561.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.40 : 23,586.34 = 11,053.52 : x
  2. Step 2: Convert to fraction form
    15,742.40/23,586.34 = 11,053.52/x
  3. Step 3: Cross multiply
    15,742.40x = 23,586.34 × 11,053.52
  4. Step 4: Simplify right side
    15,742.40x = 260,712,080.92
  5. Step 5: Solve for x
    x = 260,712,080.92/15,742.40
  6. Step 6: Final answer
    x = 16,561.14

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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.