Home / 27,085.04-37,378.36-15,148.34

Finding the Fourth Proportional to 27,085.04, 37,378.36 and 15,148.34

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Solution

The fourth proportional to 27,085.04, 37,378.36 and 15,148.34 is: 20,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.04 : 37,378.36 = 15,148.34 : x
  2. Step 2: Convert to fraction form
    27,085.04/37,378.36 = 15,148.34/x
  3. Step 3: Cross multiply
    27,085.04x = 37,378.36 × 15,148.34
  4. Step 4: Simplify right side
    27,085.04x = 566,220,105.92
  5. Step 5: Solve for x
    x = 566,220,105.92/27,085.04
  6. Step 6: Final answer
    x = 20,905.27

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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.