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Finding the Fourth Proportional to 16,547.34, 22,835.48 and 8,993.79

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Solution

The fourth proportional to 16,547.34, 22,835.48 and 8,993.79 is: 12,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,547.34 : 22,835.48 = 8,993.79 : x
  2. Step 2: Convert to fraction form
    16,547.34/22,835.48 = 8,993.79/x
  3. Step 3: Cross multiply
    16,547.34x = 22,835.48 × 8,993.79
  4. Step 4: Simplify right side
    16,547.34x = 205,377,511.67
  5. Step 5: Solve for x
    x = 205,377,511.67/16,547.34
  6. Step 6: Final answer
    x = 12,411.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.