Home / 25,979.61-35,854.98-14,651.28

Finding the Fourth Proportional to 25,979.61, 35,854.98 and 14,651.28

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Solution

The fourth proportional to 25,979.61, 35,854.98 and 14,651.28 is: 20,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,979.61 : 35,854.98 = 14,651.28 : x
  2. Step 2: Convert to fraction form
    25,979.61/35,854.98 = 14,651.28/x
  3. Step 3: Cross multiply
    25,979.61x = 35,854.98 × 14,651.28
  4. Step 4: Simplify right side
    25,979.61x = 525,321,351.37
  5. Step 5: Solve for x
    x = 525,321,351.37/25,979.61
  6. Step 6: Final answer
    x = 20,220.52

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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.