Home / 37,710.68-52,034.96-21,792.06

Finding the Fourth Proportional to 37,710.68, 52,034.96 and 21,792.06

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Solution

The fourth proportional to 37,710.68, 52,034.96 and 21,792.06 is: 30,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.68 : 52,034.96 = 21,792.06 : x
  2. Step 2: Convert to fraction form
    37,710.68/52,034.96 = 21,792.06/x
  3. Step 3: Cross multiply
    37,710.68x = 52,034.96 × 21,792.06
  4. Step 4: Simplify right side
    37,710.68x = 1,133,948,970.42
  5. Step 5: Solve for x
    x = 1,133,948,970.42/37,710.68
  6. Step 6: Final answer
    x = 30,069.70

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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.