Home / 40,858.42-61,271.76-15,895.16

Finding the Fourth Proportional to 40,858.42, 61,271.76 and 15,895.16

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Solution

The fourth proportional to 40,858.42, 61,271.76 and 15,895.16 is: 23,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.42 : 61,271.76 = 15,895.16 : x
  2. Step 2: Convert to fraction form
    40,858.42/61,271.76 = 15,895.16/x
  3. Step 3: Cross multiply
    40,858.42x = 61,271.76 × 15,895.16
  4. Step 4: Simplify right side
    40,858.42x = 973,924,428.68
  5. Step 5: Solve for x
    x = 973,924,428.68/40,858.42
  6. Step 6: Final answer
    x = 23,836.57

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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.