Home / 40,285.53-60,429.48-19,227.78

Finding the Fourth Proportional to 40,285.53, 60,429.48 and 19,227.78

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Solution

The fourth proportional to 40,285.53, 60,429.48 and 19,227.78 is: 28,842.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.53 : 60,429.48 = 19,227.78 : x
  2. Step 2: Convert to fraction form
    40,285.53/60,429.48 = 19,227.78/x
  3. Step 3: Cross multiply
    40,285.53x = 60,429.48 × 19,227.78
  4. Step 4: Simplify right side
    40,285.53x = 1,161,924,746.95
  5. Step 5: Solve for x
    x = 1,161,924,746.95/40,285.53
  6. Step 6: Final answer
    x = 28,842.24

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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.