Home / 39,788.28-59,673.14-11,700.82

Finding the Fourth Proportional to 39,788.28, 59,673.14 and 11,700.82

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Solution

The fourth proportional to 39,788.28, 59,673.14 and 11,700.82 is: 17,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.28 : 59,673.14 = 11,700.82 : x
  2. Step 2: Convert to fraction form
    39,788.28/59,673.14 = 11,700.82/x
  3. Step 3: Cross multiply
    39,788.28x = 59,673.14 × 11,700.82
  4. Step 4: Simplify right side
    39,788.28x = 698,224,729.94
  5. Step 5: Solve for x
    x = 698,224,729.94/39,788.28
  6. Step 6: Final answer
    x = 17,548.50

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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.