Home / 14,263.90-19,677.56-9,229.75

Finding the Fourth Proportional to 14,263.90, 19,677.56 and 9,229.75

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Solution

The fourth proportional to 14,263.90, 19,677.56 and 9,229.75 is: 12,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.90 : 19,677.56 = 9,229.75 : x
  2. Step 2: Convert to fraction form
    14,263.90/19,677.56 = 9,229.75/x
  3. Step 3: Cross multiply
    14,263.90x = 19,677.56 × 9,229.75
  4. Step 4: Simplify right side
    14,263.90x = 181,618,959.41
  5. Step 5: Solve for x
    x = 181,618,959.41/14,263.90
  6. Step 6: Final answer
    x = 12,732.77

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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.