Home / 27,459-37,899.09-15,522.84

Finding the Fourth Proportional to 27,459, 37,899.09 and 15,522.84

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Solution

The fourth proportional to 27,459, 37,899.09 and 15,522.84 is: 21,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459 : 37,899.09 = 15,522.84 : x
  2. Step 2: Convert to fraction form
    27,459/37,899.09 = 15,522.84/x
  3. Step 3: Cross multiply
    27,459x = 37,899.09 × 15,522.84
  4. Step 4: Simplify right side
    27,459x = 588,301,510.22
  5. Step 5: Solve for x
    x = 588,301,510.22/27,459
  6. Step 6: Final answer
    x = 21,424.72

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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.