Home / 39,639.21-59,458.91-10,059.42

Finding the Fourth Proportional to 39,639.21, 59,458.91 and 10,059.42

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Solution

The fourth proportional to 39,639.21, 59,458.91 and 10,059.42 is: 15,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,639.21 : 59,458.91 = 10,059.42 : x
  2. Step 2: Convert to fraction form
    39,639.21/59,458.91 = 10,059.42/x
  3. Step 3: Cross multiply
    39,639.21x = 59,458.91 × 10,059.42
  4. Step 4: Simplify right side
    39,639.21x = 598,122,098.14
  5. Step 5: Solve for x
    x = 598,122,098.14/39,639.21
  6. Step 6: Final answer
    x = 15,089.15

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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.