Home / 39,209.84-58,792.62-12,907.52

Finding the Fourth Proportional to 39,209.84, 58,792.62 and 12,907.52

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Solution

The fourth proportional to 39,209.84, 58,792.62 and 12,907.52 is: 19,353.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,209.84 : 58,792.62 = 12,907.52 : x
  2. Step 2: Convert to fraction form
    39,209.84/58,792.62 = 12,907.52/x
  3. Step 3: Cross multiply
    39,209.84x = 58,792.62 × 12,907.52
  4. Step 4: Simplify right side
    39,209.84x = 758,866,918.50
  5. Step 5: Solve for x
    x = 758,866,918.50/39,209.84
  6. Step 6: Final answer
    x = 19,353.99

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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.