Home / 39,639.04-59,419.68-22,123.68

Finding the Fourth Proportional to 39,639.04, 59,419.68 and 22,123.68

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Solution

The fourth proportional to 39,639.04, 59,419.68 and 22,123.68 is: 33,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,639.04 : 59,419.68 = 22,123.68 : x
  2. Step 2: Convert to fraction form
    39,639.04/59,419.68 = 22,123.68/x
  3. Step 3: Cross multiply
    39,639.04x = 59,419.68 × 22,123.68
  4. Step 4: Simplify right side
    39,639.04x = 1,314,581,986.02
  5. Step 5: Solve for x
    x = 1,314,581,986.02/39,639.04
  6. Step 6: Final answer
    x = 33,163.82

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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.