Home / 18,287.02-25,234.68-10,329.94

Finding the Fourth Proportional to 18,287.02, 25,234.68 and 10,329.94

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Solution

The fourth proportional to 18,287.02, 25,234.68 and 10,329.94 is: 14,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287.02 : 25,234.68 = 10,329.94 : x
  2. Step 2: Convert to fraction form
    18,287.02/25,234.68 = 10,329.94/x
  3. Step 3: Cross multiply
    18,287.02x = 25,234.68 × 10,329.94
  4. Step 4: Simplify right side
    18,287.02x = 260,672,730.32
  5. Step 5: Solve for x
    x = 260,672,730.32/18,287.02
  6. Step 6: Final answer
    x = 14,254.52

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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.