Home / 25,559.47-38,338.65-6,839.50

Finding the Fourth Proportional to 25,559.47, 38,338.65 and 6,839.50

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Solution

The fourth proportional to 25,559.47, 38,338.65 and 6,839.50 is: 10,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.47 : 38,338.65 = 6,839.50 : x
  2. Step 2: Convert to fraction form
    25,559.47/38,338.65 = 6,839.50/x
  3. Step 3: Cross multiply
    25,559.47x = 38,338.65 × 6,839.50
  4. Step 4: Simplify right side
    25,559.47x = 262,217,233.84
  5. Step 5: Solve for x
    x = 262,217,233.84/25,559.47
  6. Step 6: Final answer
    x = 10,259.10

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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.