Home / 25,848.69-38,780.82-9,206.55

Finding the Fourth Proportional to 25,848.69, 38,780.82 and 9,206.55

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Solution

The fourth proportional to 25,848.69, 38,780.82 and 9,206.55 is: 13,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.69 : 38,780.82 = 9,206.55 : x
  2. Step 2: Convert to fraction form
    25,848.69/38,780.82 = 9,206.55/x
  3. Step 3: Cross multiply
    25,848.69x = 38,780.82 × 9,206.55
  4. Step 4: Simplify right side
    25,848.69x = 357,037,558.37
  5. Step 5: Solve for x
    x = 357,037,558.37/25,848.69
  6. Step 6: Final answer
    x = 13,812.60

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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.