Home / 37,070.81-55,607.13-10,775.78

Finding the Fourth Proportional to 37,070.81, 55,607.13 and 10,775.78

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Solution

The fourth proportional to 37,070.81, 55,607.13 and 10,775.78 is: 16,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.81 : 55,607.13 = 10,775.78 : x
  2. Step 2: Convert to fraction form
    37,070.81/55,607.13 = 10,775.78/x
  3. Step 3: Cross multiply
    37,070.81x = 55,607.13 × 10,775.78
  4. Step 4: Simplify right side
    37,070.81x = 599,210,199.31
  5. Step 5: Solve for x
    x = 599,210,199.31/37,070.81
  6. Step 6: Final answer
    x = 16,163.94

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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.