Home / 13,437.92-18,534.24-9,460.16

Finding the Fourth Proportional to 13,437.92, 18,534.24 and 9,460.16

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Solution

The fourth proportional to 13,437.92, 18,534.24 and 9,460.16 is: 13,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437.92 : 18,534.24 = 9,460.16 : x
  2. Step 2: Convert to fraction form
    13,437.92/18,534.24 = 9,460.16/x
  3. Step 3: Cross multiply
    13,437.92x = 18,534.24 × 9,460.16
  4. Step 4: Simplify right side
    13,437.92x = 175,336,875.88
  5. Step 5: Solve for x
    x = 175,336,875.88/13,437.92
  6. Step 6: Final answer
    x = 13,047.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.