Home / 27,446.27-37,875.35-15,509.35

Finding the Fourth Proportional to 27,446.27, 37,875.35 and 15,509.35

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Solution

The fourth proportional to 27,446.27, 37,875.35 and 15,509.35 is: 21,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.27 : 37,875.35 = 15,509.35 : x
  2. Step 2: Convert to fraction form
    27,446.27/37,875.35 = 15,509.35/x
  3. Step 3: Cross multiply
    27,446.27x = 37,875.35 × 15,509.35
  4. Step 4: Simplify right side
    27,446.27x = 587,422,059.52
  5. Step 5: Solve for x
    x = 587,422,059.52/27,446.27
  6. Step 6: Final answer
    x = 21,402.62

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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.