Home / 39,867.11-59,800.59-11,787.51

Finding the Fourth Proportional to 39,867.11, 59,800.59 and 11,787.51

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Solution

The fourth proportional to 39,867.11, 59,800.59 and 11,787.51 is: 17,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.11 : 59,800.59 = 11,787.51 : x
  2. Step 2: Convert to fraction form
    39,867.11/59,800.59 = 11,787.51/x
  3. Step 3: Cross multiply
    39,867.11x = 59,800.59 × 11,787.51
  4. Step 4: Simplify right side
    39,867.11x = 704,900,052.63
  5. Step 5: Solve for x
    x = 704,900,052.63/39,867.11
  6. Step 6: Final answer
    x = 17,681.25

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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.