Home / 25,878.24-35,711.28-14,700

Finding the Fourth Proportional to 25,878.24, 35,711.28 and 14,700

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Solution

The fourth proportional to 25,878.24, 35,711.28 and 14,700 is: 20,285.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,878.24 : 35,711.28 = 14,700 : x
  2. Step 2: Convert to fraction form
    25,878.24/35,711.28 = 14,700/x
  3. Step 3: Cross multiply
    25,878.24x = 35,711.28 × 14,700
  4. Step 4: Simplify right side
    25,878.24x = 524,955,816
  5. Step 5: Solve for x
    x = 524,955,816/25,878.24
  6. Step 6: Final answer
    x = 20,285.61

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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.