Home / 22,671.90-34,007.85-21,203.10

Finding the Fourth Proportional to 22,671.90, 34,007.85 and 21,203.10

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Solution

The fourth proportional to 22,671.90, 34,007.85 and 21,203.10 is: 31,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.90 : 34,007.85 = 21,203.10 : x
  2. Step 2: Convert to fraction form
    22,671.90/34,007.85 = 21,203.10/x
  3. Step 3: Cross multiply
    22,671.90x = 34,007.85 × 21,203.10
  4. Step 4: Simplify right side
    22,671.90x = 721,071,844.34
  5. Step 5: Solve for x
    x = 721,071,844.34/22,671.90
  6. Step 6: Final answer
    x = 31,804.65

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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.