Home / 25,601.20-38,406.35-9,805.59

Finding the Fourth Proportional to 25,601.20, 38,406.35 and 9,805.59

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Solution

The fourth proportional to 25,601.20, 38,406.35 and 9,805.59 is: 14,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.20 : 38,406.35 = 9,805.59 : x
  2. Step 2: Convert to fraction form
    25,601.20/38,406.35 = 9,805.59/x
  3. Step 3: Cross multiply
    25,601.20x = 38,406.35 × 9,805.59
  4. Step 4: Simplify right side
    25,601.20x = 376,596,946.01
  5. Step 5: Solve for x
    x = 376,596,946.01/25,601.20
  6. Step 6: Final answer
    x = 14,710.13

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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.