Home / 15,238.32-22,857.48-5,372.40

Finding the Fourth Proportional to 15,238.32, 22,857.48 and 5,372.40

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Solution

The fourth proportional to 15,238.32, 22,857.48 and 5,372.40 is: 8,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.32 : 22,857.48 = 5,372.40 : x
  2. Step 2: Convert to fraction form
    15,238.32/22,857.48 = 5,372.40/x
  3. Step 3: Cross multiply
    15,238.32x = 22,857.48 × 5,372.40
  4. Step 4: Simplify right side
    15,238.32x = 122,799,525.55
  5. Step 5: Solve for x
    x = 122,799,525.55/15,238.32
  6. Step 6: Final answer
    x = 8,058.60

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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.