Home / 37,009.80-55,518.21-10,355.81

Finding the Fourth Proportional to 37,009.80, 55,518.21 and 10,355.81

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Solution

The fourth proportional to 37,009.80, 55,518.21 and 10,355.81 is: 15,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.80 : 55,518.21 = 10,355.81 : x
  2. Step 2: Convert to fraction form
    37,009.80/55,518.21 = 10,355.81/x
  3. Step 3: Cross multiply
    37,009.80x = 55,518.21 × 10,355.81
  4. Step 4: Simplify right side
    37,009.80x = 574,935,756.71
  5. Step 5: Solve for x
    x = 574,935,756.71/37,009.80
  6. Step 6: Final answer
    x = 15,534.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.