Home / 15,376.68-23,074.20-6,611.40

Finding the Fourth Proportional to 15,376.68, 23,074.20 and 6,611.40

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Solution

The fourth proportional to 15,376.68, 23,074.20 and 6,611.40 is: 9,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376.68 : 23,074.20 = 6,611.40 : x
  2. Step 2: Convert to fraction form
    15,376.68/23,074.20 = 6,611.40/x
  3. Step 3: Cross multiply
    15,376.68x = 23,074.20 × 6,611.40
  4. Step 4: Simplify right side
    15,376.68x = 152,552,765.88
  5. Step 5: Solve for x
    x = 152,552,765.88/15,376.68
  6. Step 6: Final answer
    x = 9,921.05

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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.