Home / 28,473.08-42,700.38-9,492.68

Finding the Fourth Proportional to 28,473.08, 42,700.38 and 9,492.68

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Solution

The fourth proportional to 28,473.08, 42,700.38 and 9,492.68 is: 14,235.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.08 : 42,700.38 = 9,492.68 : x
  2. Step 2: Convert to fraction form
    28,473.08/42,700.38 = 9,492.68/x
  3. Step 3: Cross multiply
    28,473.08x = 42,700.38 × 9,492.68
  4. Step 4: Simplify right side
    28,473.08x = 405,341,043.22
  5. Step 5: Solve for x
    x = 405,341,043.22/28,473.08
  6. Step 6: Final answer
    x = 14,235.94

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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.