Home / 37,937.12-52,342.73-21,803.58

Finding the Fourth Proportional to 37,937.12, 52,342.73 and 21,803.58

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Solution

The fourth proportional to 37,937.12, 52,342.73 and 21,803.58 is: 30,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,937.12 : 52,342.73 = 21,803.58 : x
  2. Step 2: Convert to fraction form
    37,937.12/52,342.73 = 21,803.58/x
  3. Step 3: Cross multiply
    37,937.12x = 52,342.73 × 21,803.58
  4. Step 4: Simplify right side
    37,937.12x = 1,141,259,151.77
  5. Step 5: Solve for x
    x = 1,141,259,151.77/37,937.12
  6. Step 6: Final answer
    x = 30,082.92

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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.