Home / 39,660.90-59,412.01-23,857.21

Finding the Fourth Proportional to 39,660.90, 59,412.01 and 23,857.21

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Solution

The fourth proportional to 39,660.90, 59,412.01 and 23,857.21 is: 35,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.90 : 59,412.01 = 23,857.21 : x
  2. Step 2: Convert to fraction form
    39,660.90/59,412.01 = 23,857.21/x
  3. Step 3: Cross multiply
    39,660.90x = 59,412.01 × 23,857.21
  4. Step 4: Simplify right side
    39,660.90x = 1,417,404,799.09
  5. Step 5: Solve for x
    x = 1,417,404,799.09/39,660.90
  6. Step 6: Final answer
    x = 35,738.09

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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.