Home / 37,644.35-51,948.54-20,648.93

Finding the Fourth Proportional to 37,644.35, 51,948.54 and 20,648.93

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Solution

The fourth proportional to 37,644.35, 51,948.54 and 20,648.93 is: 28,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,644.35 : 51,948.54 = 20,648.93 : x
  2. Step 2: Convert to fraction form
    37,644.35/51,948.54 = 20,648.93/x
  3. Step 3: Cross multiply
    37,644.35x = 51,948.54 × 20,648.93
  4. Step 4: Simplify right side
    37,644.35x = 1,072,681,506.32
  5. Step 5: Solve for x
    x = 1,072,681,506.32/37,644.35
  6. Step 6: Final answer
    x = 28,495.16

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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.