Home / 38,334.69-52,901.85-21,338.56

Finding the Fourth Proportional to 38,334.69, 52,901.85 and 21,338.56

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Solution

The fourth proportional to 38,334.69, 52,901.85 and 21,338.56 is: 29,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.69 : 52,901.85 = 21,338.56 : x
  2. Step 2: Convert to fraction form
    38,334.69/52,901.85 = 21,338.56/x
  3. Step 3: Cross multiply
    38,334.69x = 52,901.85 × 21,338.56
  4. Step 4: Simplify right side
    38,334.69x = 1,128,849,168.08
  5. Step 5: Solve for x
    x = 1,128,849,168.08/38,334.69
  6. Step 6: Final answer
    x = 29,447.20

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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.