Home / 40,281.41-60,422.13-15,315.69

Finding the Fourth Proportional to 40,281.41, 60,422.13 and 15,315.69

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Solution

The fourth proportional to 40,281.41, 60,422.13 and 15,315.69 is: 22,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.41 : 60,422.13 = 15,315.69 : x
  2. Step 2: Convert to fraction form
    40,281.41/60,422.13 = 15,315.69/x
  3. Step 3: Cross multiply
    40,281.41x = 60,422.13 × 15,315.69
  4. Step 4: Simplify right side
    40,281.41x = 925,406,612.22
  5. Step 5: Solve for x
    x = 925,406,612.22/40,281.41
  6. Step 6: Final answer
    x = 22,973.54

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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.