Home / 40,341.40-60,512.10-31,010.20

Finding the Fourth Proportional to 40,341.40, 60,512.10 and 31,010.20

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Solution

The fourth proportional to 40,341.40, 60,512.10 and 31,010.20 is: 46,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.40 : 60,512.10 = 31,010.20 : x
  2. Step 2: Convert to fraction form
    40,341.40/60,512.10 = 31,010.20/x
  3. Step 3: Cross multiply
    40,341.40x = 60,512.10 × 31,010.20
  4. Step 4: Simplify right side
    40,341.40x = 1,876,492,323.42
  5. Step 5: Solve for x
    x = 1,876,492,323.42/40,341.40
  6. Step 6: Final answer
    x = 46,515.30

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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.