Home / 39,572.73-59,307.42-30,178.35

Finding the Fourth Proportional to 39,572.73, 59,307.42 and 30,178.35

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Solution

The fourth proportional to 39,572.73, 59,307.42 and 30,178.35 is: 45,228.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,572.73 : 59,307.42 = 30,178.35 : x
  2. Step 2: Convert to fraction form
    39,572.73/59,307.42 = 30,178.35/x
  3. Step 3: Cross multiply
    39,572.73x = 59,307.42 × 30,178.35
  4. Step 4: Simplify right side
    39,572.73x = 1,789,800,078.36
  5. Step 5: Solve for x
    x = 1,789,800,078.36/39,572.73
  6. Step 6: Final answer
    x = 45,228.12

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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.