Home / 40,001.64-60,005.88-10,419.48

Finding the Fourth Proportional to 40,001.64, 60,005.88 and 10,419.48

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Solution

The fourth proportional to 40,001.64, 60,005.88 and 10,419.48 is: 15,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001.64 : 60,005.88 = 10,419.48 : x
  2. Step 2: Convert to fraction form
    40,001.64/60,005.88 = 10,419.48/x
  3. Step 3: Cross multiply
    40,001.64x = 60,005.88 × 10,419.48
  4. Step 4: Simplify right side
    40,001.64x = 625,230,066.54
  5. Step 5: Solve for x
    x = 625,230,066.54/40,001.64
  6. Step 6: Final answer
    x = 15,630.11

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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.