Home / 25,229.32-34,824-14,623.72

Finding the Fourth Proportional to 25,229.32, 34,824 and 14,623.72

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Solution

The fourth proportional to 25,229.32, 34,824 and 14,623.72 is: 20,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.32 : 34,824 = 14,623.72 : x
  2. Step 2: Convert to fraction form
    25,229.32/34,824 = 14,623.72/x
  3. Step 3: Cross multiply
    25,229.32x = 34,824 × 14,623.72
  4. Step 4: Simplify right side
    25,229.32x = 509,256,425.28
  5. Step 5: Solve for x
    x = 509,256,425.28/25,229.32
  6. Step 6: Final answer
    x = 20,185.10

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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.