Home / 27,280.17-40,915.64-7,554.12

Finding the Fourth Proportional to 27,280.17, 40,915.64 and 7,554.12

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Solution

The fourth proportional to 27,280.17, 40,915.64 and 7,554.12 is: 11,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.17 : 40,915.64 = 7,554.12 : x
  2. Step 2: Convert to fraction form
    27,280.17/40,915.64 = 7,554.12/x
  3. Step 3: Cross multiply
    27,280.17x = 40,915.64 × 7,554.12
  4. Step 4: Simplify right side
    27,280.17x = 309,081,616.67
  5. Step 5: Solve for x
    x = 309,081,616.67/27,280.17
  6. Step 6: Final answer
    x = 11,329.90

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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.