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Finding the Fourth Proportional to 22,884.51, 34,326.81 and 8,085.45

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Solution

The fourth proportional to 22,884.51, 34,326.81 and 8,085.45 is: 12,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,884.51 : 34,326.81 = 8,085.45 : x
  2. Step 2: Convert to fraction form
    22,884.51/34,326.81 = 8,085.45/x
  3. Step 3: Cross multiply
    22,884.51x = 34,326.81 × 8,085.45
  4. Step 4: Simplify right side
    22,884.51x = 277,547,705.91
  5. Step 5: Solve for x
    x = 277,547,705.91/22,884.51
  6. Step 6: Final answer
    x = 12,128.19

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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.