Home / 14,454.08-19,948.04-8,787.59

Finding the Fourth Proportional to 14,454.08, 19,948.04 and 8,787.59

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Solution

The fourth proportional to 14,454.08, 19,948.04 and 8,787.59 is: 12,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.08 : 19,948.04 = 8,787.59 : x
  2. Step 2: Convert to fraction form
    14,454.08/19,948.04 = 8,787.59/x
  3. Step 3: Cross multiply
    14,454.08x = 19,948.04 × 8,787.59
  4. Step 4: Simplify right side
    14,454.08x = 175,295,053.15
  5. Step 5: Solve for x
    x = 175,295,053.15/14,454.08
  6. Step 6: Final answer
    x = 12,127.73

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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.