Home / 27,266.19-37,626.03-15,330.66

Finding the Fourth Proportional to 27,266.19, 37,626.03 and 15,330.66

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Solution

The fourth proportional to 27,266.19, 37,626.03 and 15,330.66 is: 21,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.19 : 37,626.03 = 15,330.66 : x
  2. Step 2: Convert to fraction form
    27,266.19/37,626.03 = 15,330.66/x
  3. Step 3: Cross multiply
    27,266.19x = 37,626.03 × 15,330.66
  4. Step 4: Simplify right side
    27,266.19x = 576,831,873.08
  5. Step 5: Solve for x
    x = 576,831,873.08/27,266.19
  6. Step 6: Final answer
    x = 21,155.57

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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.