Home / 14,363.19-19,820.78-8,701.29

Finding the Fourth Proportional to 14,363.19, 19,820.78 and 8,701.29

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Solution

The fourth proportional to 14,363.19, 19,820.78 and 8,701.29 is: 12,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.19 : 19,820.78 = 8,701.29 : x
  2. Step 2: Convert to fraction form
    14,363.19/19,820.78 = 8,701.29/x
  3. Step 3: Cross multiply
    14,363.19x = 19,820.78 × 8,701.29
  4. Step 4: Simplify right side
    14,363.19x = 172,466,376.56
  5. Step 5: Solve for x
    x = 172,466,376.56/14,363.19
  6. Step 6: Final answer
    x = 12,007.53

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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.