Home / 18,347.52-27,501.84-15,742.56

Finding the Fourth Proportional to 18,347.52, 27,501.84 and 15,742.56

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Solution

The fourth proportional to 18,347.52, 27,501.84 and 15,742.56 is: 23,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347.52 : 27,501.84 = 15,742.56 : x
  2. Step 2: Convert to fraction form
    18,347.52/27,501.84 = 15,742.56/x
  3. Step 3: Cross multiply
    18,347.52x = 27,501.84 × 15,742.56
  4. Step 4: Simplify right side
    18,347.52x = 432,949,366.31
  5. Step 5: Solve for x
    x = 432,949,366.31/18,347.52
  6. Step 6: Final answer
    x = 23,597.16

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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.