Home / 23,125.30-31,915.74-14,174.08

Finding the Fourth Proportional to 23,125.30, 31,915.74 and 14,174.08

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Solution

The fourth proportional to 23,125.30, 31,915.74 and 14,174.08 is: 19,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.30 : 31,915.74 = 14,174.08 : x
  2. Step 2: Convert to fraction form
    23,125.30/31,915.74 = 14,174.08/x
  3. Step 3: Cross multiply
    23,125.30x = 31,915.74 × 14,174.08
  4. Step 4: Simplify right side
    23,125.30x = 452,376,252.02
  5. Step 5: Solve for x
    x = 452,376,252.02/23,125.30
  6. Step 6: Final answer
    x = 19,561.96

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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.