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Finding the Fourth Proportional to 25,863, 35,689.57 and 14,532.99

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Solution

The fourth proportional to 25,863, 35,689.57 and 14,532.99 is: 20,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863 : 35,689.57 = 14,532.99 : x
  2. Step 2: Convert to fraction form
    25,863/35,689.57 = 14,532.99/x
  3. Step 3: Cross multiply
    25,863x = 35,689.57 × 14,532.99
  4. Step 4: Simplify right side
    25,863x = 518,676,163.91
  5. Step 5: Solve for x
    x = 518,676,163.91/25,863
  6. Step 6: Final answer
    x = 20,054.76

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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.