Home / 37,921.37-52,331.06-20,925.74

Finding the Fourth Proportional to 37,921.37, 52,331.06 and 20,925.74

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Solution

The fourth proportional to 37,921.37, 52,331.06 and 20,925.74 is: 28,877.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921.37 : 52,331.06 = 20,925.74 : x
  2. Step 2: Convert to fraction form
    37,921.37/52,331.06 = 20,925.74/x
  3. Step 3: Cross multiply
    37,921.37x = 52,331.06 × 20,925.74
  4. Step 4: Simplify right side
    37,921.37x = 1,095,066,338.63
  5. Step 5: Solve for x
    x = 1,095,066,338.63/37,921.37
  6. Step 6: Final answer
    x = 28,877.29

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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.