Home / 40,581.66-60,809.69-28,126.01

Finding the Fourth Proportional to 40,581.66, 60,809.69 and 28,126.01

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Solution

The fourth proportional to 40,581.66, 60,809.69 and 28,126.01 is: 42,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,581.66 : 60,809.69 = 28,126.01 : x
  2. Step 2: Convert to fraction form
    40,581.66/60,809.69 = 28,126.01/x
  3. Step 3: Cross multiply
    40,581.66x = 60,809.69 × 28,126.01
  4. Step 4: Simplify right side
    40,581.66x = 1,710,334,171.38
  5. Step 5: Solve for x
    x = 1,710,334,171.38/40,581.66
  6. Step 6: Final answer
    x = 42,145.50

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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.