Home / 28,267.65-39,012.45-16,169.26

Finding the Fourth Proportional to 28,267.65, 39,012.45 and 16,169.26

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Solution

The fourth proportional to 28,267.65, 39,012.45 and 16,169.26 is: 22,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.65 : 39,012.45 = 16,169.26 : x
  2. Step 2: Convert to fraction form
    28,267.65/39,012.45 = 16,169.26/x
  3. Step 3: Cross multiply
    28,267.65x = 39,012.45 × 16,169.26
  4. Step 4: Simplify right side
    28,267.65x = 630,802,447.29
  5. Step 5: Solve for x
    x = 630,802,447.29/28,267.65
  6. Step 6: Final answer
    x = 22,315.35

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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.