Home / 39,878.30-59,817.67-10,294.11

Finding the Fourth Proportional to 39,878.30, 59,817.67 and 10,294.11

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Solution

The fourth proportional to 39,878.30, 59,817.67 and 10,294.11 is: 15,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,878.30 : 59,817.67 = 10,294.11 : x
  2. Step 2: Convert to fraction form
    39,878.30/59,817.67 = 10,294.11/x
  3. Step 3: Cross multiply
    39,878.30x = 59,817.67 × 10,294.11
  4. Step 4: Simplify right side
    39,878.30x = 615,769,649.19
  5. Step 5: Solve for x
    x = 615,769,649.19/39,878.30
  6. Step 6: Final answer
    x = 15,441.22

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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.