Home / 38,333.16-52,899.75-21,337.04

Finding the Fourth Proportional to 38,333.16, 52,899.75 and 21,337.04

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Solution

The fourth proportional to 38,333.16, 52,899.75 and 21,337.04 is: 29,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.16 : 52,899.75 = 21,337.04 : x
  2. Step 2: Convert to fraction form
    38,333.16/52,899.75 = 21,337.04/x
  3. Step 3: Cross multiply
    38,333.16x = 52,899.75 × 21,337.04
  4. Step 4: Simplify right side
    38,333.16x = 1,128,723,976.44
  5. Step 5: Solve for x
    x = 1,128,723,976.44/38,333.16
  6. Step 6: Final answer
    x = 29,445.11

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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.