Home / 27,862.84-41,792.79-9,140.41

Finding the Fourth Proportional to 27,862.84, 41,792.79 and 9,140.41

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Solution

The fourth proportional to 27,862.84, 41,792.79 and 9,140.41 is: 13,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,862.84 : 41,792.79 = 9,140.41 : x
  2. Step 2: Convert to fraction form
    27,862.84/41,792.79 = 9,140.41/x
  3. Step 3: Cross multiply
    27,862.84x = 41,792.79 × 9,140.41
  4. Step 4: Simplify right side
    27,862.84x = 382,003,235.64
  5. Step 5: Solve for x
    x = 382,003,235.64/27,862.84
  6. Step 6: Final answer
    x = 13,710.13

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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.