Home / 25,752.52-35,543.70-14,578.12

Finding the Fourth Proportional to 25,752.52, 35,543.70 and 14,578.12

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Solution

The fourth proportional to 25,752.52, 35,543.70 and 14,578.12 is: 20,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.52 : 35,543.70 = 14,578.12 : x
  2. Step 2: Convert to fraction form
    25,752.52/35,543.70 = 14,578.12/x
  3. Step 3: Cross multiply
    25,752.52x = 35,543.70 × 14,578.12
  4. Step 4: Simplify right side
    25,752.52x = 518,160,323.84
  5. Step 5: Solve for x
    x = 518,160,323.84/25,752.52
  6. Step 6: Final answer
    x = 20,120.76

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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.