Home / 22,818.10-34,222.35-9,670.90

Finding the Fourth Proportional to 22,818.10, 34,222.35 and 9,670.90

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Solution

The fourth proportional to 22,818.10, 34,222.35 and 9,670.90 is: 14,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,818.10 : 34,222.35 = 9,670.90 : x
  2. Step 2: Convert to fraction form
    22,818.10/34,222.35 = 9,670.90/x
  3. Step 3: Cross multiply
    22,818.10x = 34,222.35 × 9,670.90
  4. Step 4: Simplify right side
    22,818.10x = 330,960,924.62
  5. Step 5: Solve for x
    x = 330,960,924.62/22,818.10
  6. Step 6: Final answer
    x = 14,504.32

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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.