Home / 27,353.92-37,741.68-15,417.28

Finding the Fourth Proportional to 27,353.92, 37,741.68 and 15,417.28

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Solution

The fourth proportional to 27,353.92, 37,741.68 and 15,417.28 is: 21,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353.92 : 37,741.68 = 15,417.28 : x
  2. Step 2: Convert to fraction form
    27,353.92/37,741.68 = 15,417.28/x
  3. Step 3: Cross multiply
    27,353.92x = 37,741.68 × 15,417.28
  4. Step 4: Simplify right side
    27,353.92x = 581,874,048.23
  5. Step 5: Solve for x
    x = 581,874,048.23/27,353.92
  6. Step 6: Final answer
    x = 21,272.05

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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.