Home / 28,492.95-42,630.96-17,206.74

Finding the Fourth Proportional to 28,492.95, 42,630.96 and 17,206.74

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Solution

The fourth proportional to 28,492.95, 42,630.96 and 17,206.74 is: 25,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492.95 : 42,630.96 = 17,206.74 : x
  2. Step 2: Convert to fraction form
    28,492.95/42,630.96 = 17,206.74/x
  3. Step 3: Cross multiply
    28,492.95x = 42,630.96 × 17,206.74
  4. Step 4: Simplify right side
    28,492.95x = 733,539,844.67
  5. Step 5: Solve for x
    x = 733,539,844.67/28,492.95
  6. Step 6: Final answer
    x = 25,744.61

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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.