Home / 37,513.80-56,280.60-11,221.20

Finding the Fourth Proportional to 37,513.80, 56,280.60 and 11,221.20

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Solution

The fourth proportional to 37,513.80, 56,280.60 and 11,221.20 is: 16,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,513.80 : 56,280.60 = 11,221.20 : x
  2. Step 2: Convert to fraction form
    37,513.80/56,280.60 = 11,221.20/x
  3. Step 3: Cross multiply
    37,513.80x = 56,280.60 × 11,221.20
  4. Step 4: Simplify right side
    37,513.80x = 631,535,868.72
  5. Step 5: Solve for x
    x = 631,535,868.72/37,513.80
  6. Step 6: Final answer
    x = 16,834.76

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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.