Home / 29,986.60-44,979.90-10,258.60

Finding the Fourth Proportional to 29,986.60, 44,979.90 and 10,258.60

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Solution

The fourth proportional to 29,986.60, 44,979.90 and 10,258.60 is: 15,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,986.60 : 44,979.90 = 10,258.60 : x
  2. Step 2: Convert to fraction form
    29,986.60/44,979.90 = 10,258.60/x
  3. Step 3: Cross multiply
    29,986.60x = 44,979.90 × 10,258.60
  4. Step 4: Simplify right side
    29,986.60x = 461,430,802.14
  5. Step 5: Solve for x
    x = 461,430,802.14/29,986.60
  6. Step 6: Final answer
    x = 15,387.90

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1.5x scale

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.