Home / 26,399.52-36,438.84-16,329.60

Finding the Fourth Proportional to 26,399.52, 36,438.84 and 16,329.60

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Solution

The fourth proportional to 26,399.52, 36,438.84 and 16,329.60 is: 22,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.52 : 36,438.84 = 16,329.60 : x
  2. Step 2: Convert to fraction form
    26,399.52/36,438.84 = 16,329.60/x
  3. Step 3: Cross multiply
    26,399.52x = 36,438.84 × 16,329.60
  4. Step 4: Simplify right side
    26,399.52x = 595,031,681.66
  5. Step 5: Solve for x
    x = 595,031,681.66/26,399.52
  6. Step 6: Final answer
    x = 22,539.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.