Home / 45,513.60-68,265.51-15,931.98

Finding the Fourth Proportional to 45,513.60, 68,265.51 and 15,931.98

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Solution

The fourth proportional to 45,513.60, 68,265.51 and 15,931.98 is: 23,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,513.60 : 68,265.51 = 15,931.98 : x
  2. Step 2: Convert to fraction form
    45,513.60/68,265.51 = 15,931.98/x
  3. Step 3: Cross multiply
    45,513.60x = 68,265.51 × 15,931.98
  4. Step 4: Simplify right side
    45,513.60x = 1,087,604,740.01
  5. Step 5: Solve for x
    x = 1,087,604,740.01/45,513.60
  6. Step 6: Final answer
    x = 23,896.26

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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.