Home / 25,263.90-34,864.38-13,933.80

Finding the Fourth Proportional to 25,263.90, 34,864.38 and 13,933.80

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Solution

The fourth proportional to 25,263.90, 34,864.38 and 13,933.80 is: 19,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263.90 : 34,864.38 = 13,933.80 : x
  2. Step 2: Convert to fraction form
    25,263.90/34,864.38 = 13,933.80/x
  3. Step 3: Cross multiply
    25,263.90x = 34,864.38 × 13,933.80
  4. Step 4: Simplify right side
    25,263.90x = 485,793,298.04
  5. Step 5: Solve for x
    x = 485,793,298.04/25,263.90
  6. Step 6: Final answer
    x = 19,228.75

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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.