Home / 40,014.05-60,058.74-20,306.75

Finding the Fourth Proportional to 40,014.05, 60,058.74 and 20,306.75

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Solution

The fourth proportional to 40,014.05, 60,058.74 and 20,306.75 is: 30,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,014.05 : 60,058.74 = 20,306.75 : x
  2. Step 2: Convert to fraction form
    40,014.05/60,058.74 = 20,306.75/x
  3. Step 3: Cross multiply
    40,014.05x = 60,058.74 × 20,306.75
  4. Step 4: Simplify right side
    40,014.05x = 1,219,597,518.20
  5. Step 5: Solve for x
    x = 1,219,597,518.20/40,014.05
  6. Step 6: Final answer
    x = 30,479.24

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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.