Home / 25,908.85-38,855.98-7,184.35

Finding the Fourth Proportional to 25,908.85, 38,855.98 and 7,184.35

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Solution

The fourth proportional to 25,908.85, 38,855.98 and 7,184.35 is: 10,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908.85 : 38,855.98 = 7,184.35 : x
  2. Step 2: Convert to fraction form
    25,908.85/38,855.98 = 7,184.35/x
  3. Step 3: Cross multiply
    25,908.85x = 38,855.98 × 7,184.35
  4. Step 4: Simplify right side
    25,908.85x = 279,154,959.91
  5. Step 5: Solve for x
    x = 279,154,959.91/25,908.85
  6. Step 6: Final answer
    x = 10,774.50

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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.