Home / 25,382.28-35,027.98-14,771.68

Finding the Fourth Proportional to 25,382.28, 35,027.98 and 14,771.68

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Solution

The fourth proportional to 25,382.28, 35,027.98 and 14,771.68 is: 20,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.28 : 35,027.98 = 14,771.68 : x
  2. Step 2: Convert to fraction form
    25,382.28/35,027.98 = 14,771.68/x
  3. Step 3: Cross multiply
    25,382.28x = 35,027.98 × 14,771.68
  4. Step 4: Simplify right side
    25,382.28x = 517,422,111.61
  5. Step 5: Solve for x
    x = 517,422,111.61/25,382.28
  6. Step 6: Final answer
    x = 20,385.17

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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.