Home / 14,041.32-21,061.94-5,719.38

Finding the Fourth Proportional to 14,041.32, 21,061.94 and 5,719.38

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Solution

The fourth proportional to 14,041.32, 21,061.94 and 5,719.38 is: 8,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.32 : 21,061.94 = 5,719.38 : x
  2. Step 2: Convert to fraction form
    14,041.32/21,061.94 = 5,719.38/x
  3. Step 3: Cross multiply
    14,041.32x = 21,061.94 × 5,719.38
  4. Step 4: Simplify right side
    14,041.32x = 120,461,279.02
  5. Step 5: Solve for x
    x = 120,461,279.02/14,041.32
  6. Step 6: Final answer
    x = 8,579.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.