Home / 37,424.57-51,645.87-20,657.57

Finding the Fourth Proportional to 37,424.57, 51,645.87 and 20,657.57

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Solution

The fourth proportional to 37,424.57, 51,645.87 and 20,657.57 is: 28,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.57 : 51,645.87 = 20,657.57 : x
  2. Step 2: Convert to fraction form
    37,424.57/51,645.87 = 20,657.57/x
  3. Step 3: Cross multiply
    37,424.57x = 51,645.87 × 20,657.57
  4. Step 4: Simplify right side
    37,424.57x = 1,066,877,916.51
  5. Step 5: Solve for x
    x = 1,066,877,916.51/37,424.57
  6. Step 6: Final answer
    x = 28,507.42

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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.