Home / 49,154.16-67,813.48-27,638.96

Finding the Fourth Proportional to 49,154.16, 67,813.48 and 27,638.96

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Solution

The fourth proportional to 49,154.16, 67,813.48 and 27,638.96 is: 38,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,154.16 : 67,813.48 = 27,638.96 : x
  2. Step 2: Convert to fraction form
    49,154.16/67,813.48 = 27,638.96/x
  3. Step 3: Cross multiply
    49,154.16x = 67,813.48 × 27,638.96
  4. Step 4: Simplify right side
    49,154.16x = 1,874,294,061.18
  5. Step 5: Solve for x
    x = 1,874,294,061.18/49,154.16
  6. Step 6: Final answer
    x = 38,130.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.