Home / 23,117.94-31,902.57-12,507.35

Finding the Fourth Proportional to 23,117.94, 31,902.57 and 12,507.35

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Solution

The fourth proportional to 23,117.94, 31,902.57 and 12,507.35 is: 17,260.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.94 : 31,902.57 = 12,507.35 : x
  2. Step 2: Convert to fraction form
    23,117.94/31,902.57 = 12,507.35/x
  3. Step 3: Cross multiply
    23,117.94x = 31,902.57 × 12,507.35
  4. Step 4: Simplify right side
    23,117.94x = 399,016,449.38
  5. Step 5: Solve for x
    x = 399,016,449.38/23,117.94
  6. Step 6: Final answer
    x = 17,260.03

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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.