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Finding the Fourth Proportional to 25,718.44, 35,490.88 and 14,233

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Solution

The fourth proportional to 25,718.44, 35,490.88 and 14,233 is: 19,641.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.44 : 35,490.88 = 14,233 : x
  2. Step 2: Convert to fraction form
    25,718.44/35,490.88 = 14,233/x
  3. Step 3: Cross multiply
    25,718.44x = 35,490.88 × 14,233
  4. Step 4: Simplify right side
    25,718.44x = 505,141,695.04
  5. Step 5: Solve for x
    x = 505,141,695.04/25,718.44
  6. Step 6: Final answer
    x = 19,641.23

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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.