Home / 15,643.67-23,450.92-5,248.13

Finding the Fourth Proportional to 15,643.67, 23,450.92 and 5,248.13

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Solution

The fourth proportional to 15,643.67, 23,450.92 and 5,248.13 is: 7,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.67 : 23,450.92 = 5,248.13 : x
  2. Step 2: Convert to fraction form
    15,643.67/23,450.92 = 5,248.13/x
  3. Step 3: Cross multiply
    15,643.67x = 23,450.92 × 5,248.13
  4. Step 4: Simplify right side
    15,643.67x = 123,073,346.40
  5. Step 5: Solve for x
    x = 123,073,346.40/15,643.67
  6. Step 6: Final answer
    x = 7,867.30

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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.