Home / 37,717.47-52,050.13-20,722.81

Finding the Fourth Proportional to 37,717.47, 52,050.13 and 20,722.81

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Solution

The fourth proportional to 37,717.47, 52,050.13 and 20,722.81 is: 28,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,717.47 : 52,050.13 = 20,722.81 : x
  2. Step 2: Convert to fraction form
    37,717.47/52,050.13 = 20,722.81/x
  3. Step 3: Cross multiply
    37,717.47x = 52,050.13 × 20,722.81
  4. Step 4: Simplify right side
    37,717.47x = 1,078,624,954.47
  5. Step 5: Solve for x
    x = 1,078,624,954.47/37,717.47
  6. Step 6: Final answer
    x = 28,597.49

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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.