Home / 27,264.81-37,626.35-15,330.27

Finding the Fourth Proportional to 27,264.81, 37,626.35 and 15,330.27

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Solution

The fourth proportional to 27,264.81, 37,626.35 and 15,330.27 is: 21,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,264.81 : 37,626.35 = 15,330.27 : x
  2. Step 2: Convert to fraction form
    27,264.81/37,626.35 = 15,330.27/x
  3. Step 3: Cross multiply
    27,264.81x = 37,626.35 × 15,330.27
  4. Step 4: Simplify right side
    27,264.81x = 576,822,027.96
  5. Step 5: Solve for x
    x = 576,822,027.96/27,264.81
  6. Step 6: Final answer
    x = 21,156.28

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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.