Home / 40,276.02-60,418.14-19,212.48

Finding the Fourth Proportional to 40,276.02, 60,418.14 and 19,212.48

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Solution

The fourth proportional to 40,276.02, 60,418.14 and 19,212.48 is: 28,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.02 : 60,418.14 = 19,212.48 : x
  2. Step 2: Convert to fraction form
    40,276.02/60,418.14 = 19,212.48/x
  3. Step 3: Cross multiply
    40,276.02x = 60,418.14 × 19,212.48
  4. Step 4: Simplify right side
    40,276.02x = 1,160,782,306.39
  5. Step 5: Solve for x
    x = 1,160,782,306.39/40,276.02
  6. Step 6: Final answer
    x = 28,820.68

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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.