Home / 36,710.72-55,059.12-15,646.80

Finding the Fourth Proportional to 36,710.72, 55,059.12 and 15,646.80

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Solution

The fourth proportional to 36,710.72, 55,059.12 and 15,646.80 is: 23,467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.72 : 55,059.12 = 15,646.80 : x
  2. Step 2: Convert to fraction form
    36,710.72/55,059.12 = 15,646.80/x
  3. Step 3: Cross multiply
    36,710.72x = 55,059.12 × 15,646.80
  4. Step 4: Simplify right side
    36,710.72x = 861,499,038.82
  5. Step 5: Solve for x
    x = 861,499,038.82/36,710.72
  6. Step 6: Final answer
    x = 23,467.23

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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.