Home / 14,992.48-22,377.52-12,982.20

Finding the Fourth Proportional to 14,992.48, 22,377.52 and 12,982.20

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Solution

The fourth proportional to 14,992.48, 22,377.52 and 12,982.20 is: 19,377.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,992.48 : 22,377.52 = 12,982.20 : x
  2. Step 2: Convert to fraction form
    14,992.48/22,377.52 = 12,982.20/x
  3. Step 3: Cross multiply
    14,992.48x = 22,377.52 × 12,982.20
  4. Step 4: Simplify right side
    14,992.48x = 290,509,440.14
  5. Step 5: Solve for x
    x = 290,509,440.14/14,992.48
  6. Step 6: Final answer
    x = 19,377.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.