Home / 40,809.16-61,158.39-36,712.63

Finding the Fourth Proportional to 40,809.16, 61,158.39 and 36,712.63

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Solution

The fourth proportional to 40,809.16, 61,158.39 and 36,712.63 is: 55,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809.16 : 61,158.39 = 36,712.63 : x
  2. Step 2: Convert to fraction form
    40,809.16/61,158.39 = 36,712.63/x
  3. Step 3: Cross multiply
    40,809.16x = 61,158.39 × 36,712.63
  4. Step 4: Simplify right side
    40,809.16x = 2,245,285,343.47
  5. Step 5: Solve for x
    x = 2,245,285,343.47/40,809.16
  6. Step 6: Final answer
    x = 55,019.15

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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.