Home / 38,670.84-53,346.78-25,235.88

Finding the Fourth Proportional to 38,670.84, 53,346.78 and 25,235.88

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Solution

The fourth proportional to 38,670.84, 53,346.78 and 25,235.88 is: 34,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670.84 : 53,346.78 = 25,235.88 : x
  2. Step 2: Convert to fraction form
    38,670.84/53,346.78 = 25,235.88/x
  3. Step 3: Cross multiply
    38,670.84x = 53,346.78 × 25,235.88
  4. Step 4: Simplify right side
    38,670.84x = 1,346,252,938.47
  5. Step 5: Solve for x
    x = 1,346,252,938.47/38,670.84
  6. Step 6: Final answer
    x = 34,813.13

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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.