Home / 14,041.20-19,376.64-7,753.92

Finding the Fourth Proportional to 14,041.20, 19,376.64 and 7,753.92

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Solution

The fourth proportional to 14,041.20, 19,376.64 and 7,753.92 is: 10,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.20 : 19,376.64 = 7,753.92 : x
  2. Step 2: Convert to fraction form
    14,041.20/19,376.64 = 7,753.92/x
  3. Step 3: Cross multiply
    14,041.20x = 19,376.64 × 7,753.92
  4. Step 4: Simplify right side
    14,041.20x = 150,244,916.43
  5. Step 5: Solve for x
    x = 150,244,916.43/14,041.20
  6. Step 6: Final answer
    x = 10,700.29

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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.