Home / 15,422.59-23,137.53-6,657.58

Finding the Fourth Proportional to 15,422.59, 23,137.53 and 6,657.58

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Solution

The fourth proportional to 15,422.59, 23,137.53 and 6,657.58 is: 9,987.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.59 : 23,137.53 = 6,657.58 : x
  2. Step 2: Convert to fraction form
    15,422.59/23,137.53 = 6,657.58/x
  3. Step 3: Cross multiply
    15,422.59x = 23,137.53 × 6,657.58
  4. Step 4: Simplify right side
    15,422.59x = 154,039,956.98
  5. Step 5: Solve for x
    x = 154,039,956.98/15,422.59
  6. Step 6: Final answer
    x = 9,987.94

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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.