Home / 40,029.90-60,048.18-11,948.10

Finding the Fourth Proportional to 40,029.90, 60,048.18 and 11,948.10

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Solution

The fourth proportional to 40,029.90, 60,048.18 and 11,948.10 is: 17,923.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.90 : 60,048.18 = 11,948.10 : x
  2. Step 2: Convert to fraction form
    40,029.90/60,048.18 = 11,948.10/x
  3. Step 3: Cross multiply
    40,029.90x = 60,048.18 × 11,948.10
  4. Step 4: Simplify right side
    40,029.90x = 717,461,659.46
  5. Step 5: Solve for x
    x = 717,461,659.46/40,029.90
  6. Step 6: Final answer
    x = 17,923.14

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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.