Home / 37,284.93-55,929.15-10,989.90

Finding the Fourth Proportional to 37,284.93, 55,929.15 and 10,989.90

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Solution

The fourth proportional to 37,284.93, 55,929.15 and 10,989.90 is: 16,485.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.93 : 55,929.15 = 10,989.90 : x
  2. Step 2: Convert to fraction form
    37,284.93/55,929.15 = 10,989.90/x
  3. Step 3: Cross multiply
    37,284.93x = 55,929.15 × 10,989.90
  4. Step 4: Simplify right side
    37,284.93x = 614,655,765.59
  5. Step 5: Solve for x
    x = 614,655,765.59/37,284.93
  6. Step 6: Final answer
    x = 16,485.37

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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.