Home / 14,779.86-22,169.71-3,686.52

Finding the Fourth Proportional to 14,779.86, 22,169.71 and 3,686.52

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Solution

The fourth proportional to 14,779.86, 22,169.71 and 3,686.52 is: 5,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.86 : 22,169.71 = 3,686.52 : x
  2. Step 2: Convert to fraction form
    14,779.86/22,169.71 = 3,686.52/x
  3. Step 3: Cross multiply
    14,779.86x = 22,169.71 × 3,686.52
  4. Step 4: Simplify right side
    14,779.86x = 81,729,079.31
  5. Step 5: Solve for x
    x = 81,729,079.31/14,779.86
  6. Step 6: Final answer
    x = 5,529.76

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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.