Home / 22,429.54-30,953.14-12,358.58

Finding the Fourth Proportional to 22,429.54, 30,953.14 and 12,358.58

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Solution

The fourth proportional to 22,429.54, 30,953.14 and 12,358.58 is: 17,055.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429.54 : 30,953.14 = 12,358.58 : x
  2. Step 2: Convert to fraction form
    22,429.54/30,953.14 = 12,358.58/x
  3. Step 3: Cross multiply
    22,429.54x = 30,953.14 × 12,358.58
  4. Step 4: Simplify right side
    22,429.54x = 382,536,671.28
  5. Step 5: Solve for x
    x = 382,536,671.28/22,429.54
  6. Step 6: Final answer
    x = 17,055.04

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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.