Home / 38,030.10-52,480.62-21,033.90

Finding the Fourth Proportional to 38,030.10, 52,480.62 and 21,033.90

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Solution

The fourth proportional to 38,030.10, 52,480.62 and 21,033.90 is: 29,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,030.10 : 52,480.62 = 21,033.90 : x
  2. Step 2: Convert to fraction form
    38,030.10/52,480.62 = 21,033.90/x
  3. Step 3: Cross multiply
    38,030.10x = 52,480.62 × 21,033.90
  4. Step 4: Simplify right side
    38,030.10x = 1,103,872,113.02
  5. Step 5: Solve for x
    x = 1,103,872,113.02/38,030.10
  6. Step 6: Final answer
    x = 29,026.27

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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.