Home / 25,946.52-38,920.26-8,416.28

Finding the Fourth Proportional to 25,946.52, 38,920.26 and 8,416.28

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Solution

The fourth proportional to 25,946.52, 38,920.26 and 8,416.28 is: 12,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,946.52 : 38,920.26 = 8,416.28 : x
  2. Step 2: Convert to fraction form
    25,946.52/38,920.26 = 8,416.28/x
  3. Step 3: Cross multiply
    25,946.52x = 38,920.26 × 8,416.28
  4. Step 4: Simplify right side
    25,946.52x = 327,563,805.83
  5. Step 5: Solve for x
    x = 327,563,805.83/25,946.52
  6. Step 6: Final answer
    x = 12,624.58

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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.