Home / 14,772.24-20,393.22-11,407.50

Finding the Fourth Proportional to 14,772.24, 20,393.22 and 11,407.50

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Solution

The fourth proportional to 14,772.24, 20,393.22 and 11,407.50 is: 15,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.24 : 20,393.22 = 11,407.50 : x
  2. Step 2: Convert to fraction form
    14,772.24/20,393.22 = 11,407.50/x
  3. Step 3: Cross multiply
    14,772.24x = 20,393.22 × 11,407.50
  4. Step 4: Simplify right side
    14,772.24x = 232,635,600.11
  5. Step 5: Solve for x
    x = 232,635,600.11/14,772.24
  6. Step 6: Final answer
    x = 15,748.16

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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.