Home / 55,295.36-82,885.88-25,689.04

Finding the Fourth Proportional to 55,295.36, 82,885.88 and 25,689.04

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Solution

The fourth proportional to 55,295.36, 82,885.88 and 25,689.04 is: 38,507.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,295.36 : 82,885.88 = 25,689.04 : x
  2. Step 2: Convert to fraction form
    55,295.36/82,885.88 = 25,689.04/x
  3. Step 3: Cross multiply
    55,295.36x = 82,885.88 × 25,689.04
  4. Step 4: Simplify right side
    55,295.36x = 2,129,258,686.76
  5. Step 5: Solve for x
    x = 2,129,258,686.76/55,295.36
  6. Step 6: Final answer
    x = 38,507.00

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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.