Home / 15,436.39-23,154.58-3,749.53

Finding the Fourth Proportional to 15,436.39, 23,154.58 and 3,749.53

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Solution

The fourth proportional to 15,436.39, 23,154.58 and 3,749.53 is: 5,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.39 : 23,154.58 = 3,749.53 : x
  2. Step 2: Convert to fraction form
    15,436.39/23,154.58 = 3,749.53/x
  3. Step 3: Cross multiply
    15,436.39x = 23,154.58 × 3,749.53
  4. Step 4: Simplify right side
    15,436.39x = 86,818,657.83
  5. Step 5: Solve for x
    x = 86,818,657.83/15,436.39
  6. Step 6: Final answer
    x = 5,624.29

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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.