Home / 14,787.48-22,162.76-7,394.05

Finding the Fourth Proportional to 14,787.48, 22,162.76 and 7,394.05

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Solution

The fourth proportional to 14,787.48, 22,162.76 and 7,394.05 is: 11,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787.48 : 22,162.76 = 7,394.05 : x
  2. Step 2: Convert to fraction form
    14,787.48/22,162.76 = 7,394.05/x
  3. Step 3: Cross multiply
    14,787.48x = 22,162.76 × 7,394.05
  4. Step 4: Simplify right side
    14,787.48x = 163,872,574.04
  5. Step 5: Solve for x
    x = 163,872,574.04/14,787.48
  6. Step 6: Final answer
    x = 11,081.85

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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.