Home / 40,853.89-61,284.60-15,895.81

Finding the Fourth Proportional to 40,853.89, 61,284.60 and 15,895.81

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Solution

The fourth proportional to 40,853.89, 61,284.60 and 15,895.81 is: 23,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,853.89 : 61,284.60 = 15,895.81 : x
  2. Step 2: Convert to fraction form
    40,853.89/61,284.60 = 15,895.81/x
  3. Step 3: Cross multiply
    40,853.89x = 61,284.60 × 15,895.81
  4. Step 4: Simplify right side
    40,853.89x = 974,168,357.53
  5. Step 5: Solve for x
    x = 974,168,357.53/40,853.89
  6. Step 6: Final answer
    x = 23,845.18

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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.