Home / 55,013.40-82,506.86-25,402.76

Finding the Fourth Proportional to 55,013.40, 82,506.86 and 25,402.76

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Solution

The fourth proportional to 55,013.40, 82,506.86 and 25,402.76 is: 38,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.40 : 82,506.86 = 25,402.76 : x
  2. Step 2: Convert to fraction form
    55,013.40/82,506.86 = 25,402.76/x
  3. Step 3: Cross multiply
    55,013.40x = 82,506.86 × 25,402.76
  4. Step 4: Simplify right side
    55,013.40x = 2,095,901,962.93
  5. Step 5: Solve for x
    x = 2,095,901,962.93/55,013.40
  6. Step 6: Final answer
    x = 38,098.03

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1.5x scale

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.