Home / 40,859.56-61,252.35-28,385.43

Finding the Fourth Proportional to 40,859.56, 61,252.35 and 28,385.43

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Solution

The fourth proportional to 40,859.56, 61,252.35 and 28,385.43 is: 42,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859.56 : 61,252.35 = 28,385.43 : x
  2. Step 2: Convert to fraction form
    40,859.56/61,252.35 = 28,385.43/x
  3. Step 3: Cross multiply
    40,859.56x = 61,252.35 × 28,385.43
  4. Step 4: Simplify right side
    40,859.56x = 1,738,674,293.26
  5. Step 5: Solve for x
    x = 1,738,674,293.26/40,859.56
  6. Step 6: Final answer
    x = 42,552.45

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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.