Home / 27,476.10-37,915.56-15,541.56

Finding the Fourth Proportional to 27,476.10, 37,915.56 and 15,541.56

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Solution

The fourth proportional to 27,476.10, 37,915.56 and 15,541.56 is: 21,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,476.10 : 37,915.56 = 15,541.56 : x
  2. Step 2: Convert to fraction form
    27,476.10/37,915.56 = 15,541.56/x
  3. Step 3: Cross multiply
    27,476.10x = 37,915.56 × 15,541.56
  4. Step 4: Simplify right side
    27,476.10x = 589,266,950.67
  5. Step 5: Solve for x
    x = 589,266,950.67/27,476.10
  6. Step 6: Final answer
    x = 21,446.53

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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.