Home / 27,262.80-37,622.21-15,328.53

Finding the Fourth Proportional to 27,262.80, 37,622.21 and 15,328.53

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Solution

The fourth proportional to 27,262.80, 37,622.21 and 15,328.53 is: 21,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,262.80 : 37,622.21 = 15,328.53 : x
  2. Step 2: Convert to fraction form
    27,262.80/37,622.21 = 15,328.53/x
  3. Step 3: Cross multiply
    27,262.80x = 37,622.21 × 15,328.53
  4. Step 4: Simplify right side
    27,262.80x = 576,693,098.01
  5. Step 5: Solve for x
    x = 576,693,098.01/27,262.80
  6. Step 6: Final answer
    x = 21,153.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.