Home / 15,790.85-23,681.15-5,258.04

Finding the Fourth Proportional to 15,790.85, 23,681.15 and 5,258.04

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Solution

The fourth proportional to 15,790.85, 23,681.15 and 5,258.04 is: 7,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790.85 : 23,681.15 = 5,258.04 : x
  2. Step 2: Convert to fraction form
    15,790.85/23,681.15 = 5,258.04/x
  3. Step 3: Cross multiply
    15,790.85x = 23,681.15 × 5,258.04
  4. Step 4: Simplify right side
    15,790.85x = 124,516,407.66
  5. Step 5: Solve for x
    x = 124,516,407.66/15,790.85
  6. Step 6: Final answer
    x = 7,885.35

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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.