Home / 15,637.46-23,443.23-5,774.90

Finding the Fourth Proportional to 15,637.46, 23,443.23 and 5,774.90

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Solution

The fourth proportional to 15,637.46, 23,443.23 and 5,774.90 is: 8,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.46 : 23,443.23 = 5,774.90 : x
  2. Step 2: Convert to fraction form
    15,637.46/23,443.23 = 5,774.90/x
  3. Step 3: Cross multiply
    15,637.46x = 23,443.23 × 5,774.90
  4. Step 4: Simplify right side
    15,637.46x = 135,382,308.93
  5. Step 5: Solve for x
    x = 135,382,308.93/15,637.46
  6. Step 6: Final answer
    x = 8,657.56

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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.