Home / 21,393.24-32,089.74-5,810.86

Finding the Fourth Proportional to 21,393.24, 32,089.74 and 5,810.86

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Solution

The fourth proportional to 21,393.24, 32,089.74 and 5,810.86 is: 8,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,393.24 : 32,089.74 = 5,810.86 : x
  2. Step 2: Convert to fraction form
    21,393.24/32,089.74 = 5,810.86/x
  3. Step 3: Cross multiply
    21,393.24x = 32,089.74 × 5,810.86
  4. Step 4: Simplify right side
    21,393.24x = 186,468,986.58
  5. Step 5: Solve for x
    x = 186,468,986.58/21,393.24
  6. Step 6: Final answer
    x = 8,716.26

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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.