Home / 39,767.94-59,637.29-11,680.79

Finding the Fourth Proportional to 39,767.94, 59,637.29 and 11,680.79

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Solution

The fourth proportional to 39,767.94, 59,637.29 and 11,680.79 is: 17,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767.94 : 59,637.29 = 11,680.79 : x
  2. Step 2: Convert to fraction form
    39,767.94/59,637.29 = 11,680.79/x
  3. Step 3: Cross multiply
    39,767.94x = 59,637.29 × 11,680.79
  4. Step 4: Simplify right side
    39,767.94x = 696,610,304.07
  5. Step 5: Solve for x
    x = 696,610,304.07/39,767.94
  6. Step 6: Final answer
    x = 17,516.88

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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.