Home / 22,885.51-34,328.31-8,086.45

Finding the Fourth Proportional to 22,885.51, 34,328.31 and 8,086.45

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Solution

The fourth proportional to 22,885.51, 34,328.31 and 8,086.45 is: 12,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.51 : 34,328.31 = 8,086.45 : x
  2. Step 2: Convert to fraction form
    22,885.51/34,328.31 = 8,086.45/x
  3. Step 3: Cross multiply
    22,885.51x = 34,328.31 × 8,086.45
  4. Step 4: Simplify right side
    22,885.51x = 277,594,162.40
  5. Step 5: Solve for x
    x = 277,594,162.40/22,885.51
  6. Step 6: Final answer
    x = 12,129.69

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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.