Home / 28,072.99-42,095.40-9,346.42

Finding the Fourth Proportional to 28,072.99, 42,095.40 and 9,346.42

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Solution

The fourth proportional to 28,072.99, 42,095.40 and 9,346.42 is: 14,014.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,072.99 : 42,095.40 = 9,346.42 : x
  2. Step 2: Convert to fraction form
    28,072.99/42,095.40 = 9,346.42/x
  3. Step 3: Cross multiply
    28,072.99x = 42,095.40 × 9,346.42
  4. Step 4: Simplify right side
    28,072.99x = 393,441,288.47
  5. Step 5: Solve for x
    x = 393,441,288.47/28,072.99
  6. Step 6: Final answer
    x = 14,014.94

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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.