Home / 14,331.95-19,778.07-8,044.32

Finding the Fourth Proportional to 14,331.95, 19,778.07 and 8,044.32

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Solution

The fourth proportional to 14,331.95, 19,778.07 and 8,044.32 is: 11,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.95 : 19,778.07 = 8,044.32 : x
  2. Step 2: Convert to fraction form
    14,331.95/19,778.07 = 8,044.32/x
  3. Step 3: Cross multiply
    14,331.95x = 19,778.07 × 8,044.32
  4. Step 4: Simplify right side
    14,331.95x = 159,101,124.06
  5. Step 5: Solve for x
    x = 159,101,124.06/14,331.95
  6. Step 6: Final answer
    x = 11,101.15

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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.