Home / 25,372.71-35,009.91-14,765.76

Finding the Fourth Proportional to 25,372.71, 35,009.91 and 14,765.76

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Solution

The fourth proportional to 25,372.71, 35,009.91 and 14,765.76 is: 20,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.71 : 35,009.91 = 14,765.76 : x
  2. Step 2: Convert to fraction form
    25,372.71/35,009.91 = 14,765.76/x
  3. Step 3: Cross multiply
    25,372.71x = 35,009.91 × 14,765.76
  4. Step 4: Simplify right side
    25,372.71x = 516,947,928.68
  5. Step 5: Solve for x
    x = 516,947,928.68/25,372.71
  6. Step 6: Final answer
    x = 20,374.17

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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.