Home / 40,979.04-61,475-14,683.20

Finding the Fourth Proportional to 40,979.04, 61,475 and 14,683.20

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Solution

The fourth proportional to 40,979.04, 61,475 and 14,683.20 is: 22,027.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.04 : 61,475 = 14,683.20 : x
  2. Step 2: Convert to fraction form
    40,979.04/61,475 = 14,683.20/x
  3. Step 3: Cross multiply
    40,979.04x = 61,475 × 14,683.20
  4. Step 4: Simplify right side
    40,979.04x = 902,649,720
  5. Step 5: Solve for x
    x = 902,649,720/40,979.04
  6. Step 6: Final answer
    x = 22,027.11

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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.