Home / 27,322.70-37,701.38-15,223.10

Finding the Fourth Proportional to 27,322.70, 37,701.38 and 15,223.10

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Solution

The fourth proportional to 27,322.70, 37,701.38 and 15,223.10 is: 21,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.70 : 37,701.38 = 15,223.10 : x
  2. Step 2: Convert to fraction form
    27,322.70/37,701.38 = 15,223.10/x
  3. Step 3: Cross multiply
    27,322.70x = 37,701.38 × 15,223.10
  4. Step 4: Simplify right side
    27,322.70x = 573,931,877.88
  5. Step 5: Solve for x
    x = 573,931,877.88/27,322.70
  6. Step 6: Final answer
    x = 21,005.68

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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.