Home / 37,913.49-52,323.58-20,921.11

Finding the Fourth Proportional to 37,913.49, 52,323.58 and 20,921.11

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Solution

The fourth proportional to 37,913.49, 52,323.58 and 20,921.11 is: 28,872.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,913.49 : 52,323.58 = 20,921.11 : x
  2. Step 2: Convert to fraction form
    37,913.49/52,323.58 = 20,921.11/x
  3. Step 3: Cross multiply
    37,913.49x = 52,323.58 × 20,921.11
  4. Step 4: Simplify right side
    37,913.49x = 1,094,667,372.77
  5. Step 5: Solve for x
    x = 1,094,667,372.77/37,913.49
  6. Step 6: Final answer
    x = 28,872.77

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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.