Home / 23,117.30-34,695.60-9,087.12

Finding the Fourth Proportional to 23,117.30, 34,695.60 and 9,087.12

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Solution

The fourth proportional to 23,117.30, 34,695.60 and 9,087.12 is: 13,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.30 : 34,695.60 = 9,087.12 : x
  2. Step 2: Convert to fraction form
    23,117.30/34,695.60 = 9,087.12/x
  3. Step 3: Cross multiply
    23,117.30x = 34,695.60 × 9,087.12
  4. Step 4: Simplify right side
    23,117.30x = 315,283,080.67
  5. Step 5: Solve for x
    x = 315,283,080.67/23,117.30
  6. Step 6: Final answer
    x = 13,638.40

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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.