Home / 22,022.52-30,394.40-14,070.04

Finding the Fourth Proportional to 22,022.52, 30,394.40 and 14,070.04

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Solution

The fourth proportional to 22,022.52, 30,394.40 and 14,070.04 is: 19,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.52 : 30,394.40 = 14,070.04 : x
  2. Step 2: Convert to fraction form
    22,022.52/30,394.40 = 14,070.04/x
  3. Step 3: Cross multiply
    22,022.52x = 30,394.40 × 14,070.04
  4. Step 4: Simplify right side
    22,022.52x = 427,650,423.78
  5. Step 5: Solve for x
    x = 427,650,423.78/22,022.52
  6. Step 6: Final answer
    x = 19,418.78

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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.