Home / 40,460.16-60,688.34-14,170.80

Finding the Fourth Proportional to 40,460.16, 60,688.34 and 14,170.80

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Solution

The fourth proportional to 40,460.16, 60,688.34 and 14,170.80 is: 21,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,460.16 : 60,688.34 = 14,170.80 : x
  2. Step 2: Convert to fraction form
    40,460.16/60,688.34 = 14,170.80/x
  3. Step 3: Cross multiply
    40,460.16x = 60,688.34 × 14,170.80
  4. Step 4: Simplify right side
    40,460.16x = 860,002,328.47
  5. Step 5: Solve for x
    x = 860,002,328.47/40,460.16
  6. Step 6: Final answer
    x = 21,255.53

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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.