Home / 39,390.71-59,086.06-13,095.68

Finding the Fourth Proportional to 39,390.71, 59,086.06 and 13,095.68

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Solution

The fourth proportional to 39,390.71, 59,086.06 and 13,095.68 is: 19,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390.71 : 59,086.06 = 13,095.68 : x
  2. Step 2: Convert to fraction form
    39,390.71/59,086.06 = 13,095.68/x
  3. Step 3: Cross multiply
    39,390.71x = 59,086.06 × 13,095.68
  4. Step 4: Simplify right side
    39,390.71x = 773,771,806.05
  5. Step 5: Solve for x
    x = 773,771,806.05/39,390.71
  6. Step 6: Final answer
    x = 19,643.51

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.