Home / 25,673.28-35,427.86-14,340.52

Finding the Fourth Proportional to 25,673.28, 35,427.86 and 14,340.52

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Solution

The fourth proportional to 25,673.28, 35,427.86 and 14,340.52 is: 19,789.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.28 : 35,427.86 = 14,340.52 : x
  2. Step 2: Convert to fraction form
    25,673.28/35,427.86 = 14,340.52/x
  3. Step 3: Cross multiply
    25,673.28x = 35,427.86 × 14,340.52
  4. Step 4: Simplify right side
    25,673.28x = 508,053,961.25
  5. Step 5: Solve for x
    x = 508,053,961.25/25,673.28
  6. Step 6: Final answer
    x = 19,789.21

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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.