Home / 25,618.90-38,432.40-9,823.30

Finding the Fourth Proportional to 25,618.90, 38,432.40 and 9,823.30

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Solution

The fourth proportional to 25,618.90, 38,432.40 and 9,823.30 is: 14,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.90 : 38,432.40 = 9,823.30 : x
  2. Step 2: Convert to fraction form
    25,618.90/38,432.40 = 9,823.30/x
  3. Step 3: Cross multiply
    25,618.90x = 38,432.40 × 9,823.30
  4. Step 4: Simplify right side
    25,618.90x = 377,532,994.92
  5. Step 5: Solve for x
    x = 377,532,994.92/25,618.90
  6. Step 6: Final answer
    x = 14,736.50

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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.