Home / 38,333.53-52,900.26-21,337.40

Finding the Fourth Proportional to 38,333.53, 52,900.26 and 21,337.40

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Solution

The fourth proportional to 38,333.53, 52,900.26 and 21,337.40 is: 29,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.53 : 52,900.26 = 21,337.40 : x
  2. Step 2: Convert to fraction form
    38,333.53/52,900.26 = 21,337.40/x
  3. Step 3: Cross multiply
    38,333.53x = 52,900.26 × 21,337.40
  4. Step 4: Simplify right side
    38,333.53x = 1,128,754,059.96
  5. Step 5: Solve for x
    x = 1,128,754,059.96/38,333.53
  6. Step 6: Final answer
    x = 29,445.61

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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.