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Finding the Fourth Proportional to 25,758.52, 35,547.11 and 16,800.87

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Solution

The fourth proportional to 25,758.52, 35,547.11 and 16,800.87 is: 23,185.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758.52 : 35,547.11 = 16,800.87 : x
  2. Step 2: Convert to fraction form
    25,758.52/35,547.11 = 16,800.87/x
  3. Step 3: Cross multiply
    25,758.52x = 35,547.11 × 16,800.87
  4. Step 4: Simplify right side
    25,758.52x = 597,222,486.29
  5. Step 5: Solve for x
    x = 597,222,486.29/25,758.52
  6. Step 6: Final answer
    x = 23,185.44

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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.