Home / 42,541.84-63,813.21-17,564.68

Finding the Fourth Proportional to 42,541.84, 63,813.21 and 17,564.68

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Solution

The fourth proportional to 42,541.84, 63,813.21 and 17,564.68 is: 26,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541.84 : 63,813.21 = 17,564.68 : x
  2. Step 2: Convert to fraction form
    42,541.84/63,813.21 = 17,564.68/x
  3. Step 3: Cross multiply
    42,541.84x = 63,813.21 × 17,564.68
  4. Step 4: Simplify right side
    42,541.84x = 1,120,858,613.42
  5. Step 5: Solve for x
    x = 1,120,858,613.42/42,541.84
  6. Step 6: Final answer
    x = 26,347.21

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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.