Home / 25,575.75-35,299.40-14,397.75

Finding the Fourth Proportional to 25,575.75, 35,299.40 and 14,397.75

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Solution

The fourth proportional to 25,575.75, 35,299.40 and 14,397.75 is: 19,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.75 : 35,299.40 = 14,397.75 : x
  2. Step 2: Convert to fraction form
    25,575.75/35,299.40 = 14,397.75/x
  3. Step 3: Cross multiply
    25,575.75x = 35,299.40 × 14,397.75
  4. Step 4: Simplify right side
    25,575.75x = 508,231,864.36
  5. Step 5: Solve for x
    x = 508,231,864.36/25,575.75
  6. Step 6: Final answer
    x = 19,871.63

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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.