Home / 35,553.06-53,332.66-9,257.78

Finding the Fourth Proportional to 35,553.06, 53,332.66 and 9,257.78

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Solution

The fourth proportional to 35,553.06, 53,332.66 and 9,257.78 is: 13,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.06 : 53,332.66 = 9,257.78 : x
  2. Step 2: Convert to fraction form
    35,553.06/53,332.66 = 9,257.78/x
  3. Step 3: Cross multiply
    35,553.06x = 53,332.66 × 9,257.78
  4. Step 4: Simplify right side
    35,553.06x = 493,742,033.09
  5. Step 5: Solve for x
    x = 493,742,033.09/35,553.06
  6. Step 6: Final answer
    x = 13,887.47

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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.