Home / 28,596.30-42,920.55-14,566.02

Finding the Fourth Proportional to 28,596.30, 42,920.55 and 14,566.02

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Solution

The fourth proportional to 28,596.30, 42,920.55 and 14,566.02 is: 21,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596.30 : 42,920.55 = 14,566.02 : x
  2. Step 2: Convert to fraction form
    28,596.30/42,920.55 = 14,566.02/x
  3. Step 3: Cross multiply
    28,596.30x = 42,920.55 × 14,566.02
  4. Step 4: Simplify right side
    28,596.30x = 625,181,589.71
  5. Step 5: Solve for x
    x = 625,181,589.71/28,596.30
  6. Step 6: Final answer
    x = 21,862.32

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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.