Home / 38,334.17-52,901.14-21,338.05

Finding the Fourth Proportional to 38,334.17, 52,901.14 and 21,338.05

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Solution

The fourth proportional to 38,334.17, 52,901.14 and 21,338.05 is: 29,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.17 : 52,901.14 = 21,338.05 : x
  2. Step 2: Convert to fraction form
    38,334.17/52,901.14 = 21,338.05/x
  3. Step 3: Cross multiply
    38,334.17x = 52,901.14 × 21,338.05
  4. Step 4: Simplify right side
    38,334.17x = 1,128,807,170.38
  5. Step 5: Solve for x
    x = 1,128,807,170.38/38,334.17
  6. Step 6: Final answer
    x = 29,446.50

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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.