Home / 28,275.24-42,395.44-9,553.51

Finding the Fourth Proportional to 28,275.24, 42,395.44 and 9,553.51

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Solution

The fourth proportional to 28,275.24, 42,395.44 and 9,553.51 is: 14,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.24 : 42,395.44 = 9,553.51 : x
  2. Step 2: Convert to fraction form
    28,275.24/42,395.44 = 9,553.51/x
  3. Step 3: Cross multiply
    28,275.24x = 42,395.44 × 9,553.51
  4. Step 4: Simplify right side
    28,275.24x = 405,025,048.02
  5. Step 5: Solve for x
    x = 405,025,048.02/28,275.24
  6. Step 6: Final answer
    x = 14,324.37

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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.