Home / 37,377.03-51,580.71-20,381.13

Finding the Fourth Proportional to 37,377.03, 51,580.71 and 20,381.13

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Solution

The fourth proportional to 37,377.03, 51,580.71 and 20,381.13 is: 28,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,377.03 : 51,580.71 = 20,381.13 : x
  2. Step 2: Convert to fraction form
    37,377.03/51,580.71 = 20,381.13/x
  3. Step 3: Cross multiply
    37,377.03x = 51,580.71 × 20,381.13
  4. Step 4: Simplify right side
    37,377.03x = 1,051,273,156.00
  5. Step 5: Solve for x
    x = 1,051,273,156.00/37,377.03
  6. Step 6: Final answer
    x = 28,126.18

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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.