Home / 25,460.79-38,182.06-8,816.35

Finding the Fourth Proportional to 25,460.79, 38,182.06 and 8,816.35

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Solution

The fourth proportional to 25,460.79, 38,182.06 and 8,816.35 is: 13,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.79 : 38,182.06 = 8,816.35 : x
  2. Step 2: Convert to fraction form
    25,460.79/38,182.06 = 8,816.35/x
  3. Step 3: Cross multiply
    25,460.79x = 38,182.06 × 8,816.35
  4. Step 4: Simplify right side
    25,460.79x = 336,626,404.68
  5. Step 5: Solve for x
    x = 336,626,404.68/25,460.79
  6. Step 6: Final answer
    x = 13,221.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.