Home / 11,943.59-17,917.90-4,045.70

Finding the Fourth Proportional to 11,943.59, 17,917.90 and 4,045.70

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Solution

The fourth proportional to 11,943.59, 17,917.90 and 4,045.70 is: 6,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.59 : 17,917.90 = 4,045.70 : x
  2. Step 2: Convert to fraction form
    11,943.59/17,917.90 = 4,045.70/x
  3. Step 3: Cross multiply
    11,943.59x = 17,917.90 × 4,045.70
  4. Step 4: Simplify right side
    11,943.59x = 72,490,482.71
  5. Step 5: Solve for x
    x = 72,490,482.71/11,943.59
  6. Step 6: Final answer
    x = 6,069.41

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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.