Home / 18,328.24-25,288.76-10,368.76

Finding the Fourth Proportional to 18,328.24, 25,288.76 and 10,368.76

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Solution

The fourth proportional to 18,328.24, 25,288.76 and 10,368.76 is: 14,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.24 : 25,288.76 = 10,368.76 : x
  2. Step 2: Convert to fraction form
    18,328.24/25,288.76 = 10,368.76/x
  3. Step 3: Cross multiply
    18,328.24x = 25,288.76 × 10,368.76
  4. Step 4: Simplify right side
    18,328.24x = 262,213,083.14
  5. Step 5: Solve for x
    x = 262,213,083.14/18,328.24
  6. Step 6: Final answer
    x = 14,306.51

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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.