Home / 35,551.92-53,296.16-18,012.72

Finding the Fourth Proportional to 35,551.92, 53,296.16 and 18,012.72

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Solution

The fourth proportional to 35,551.92, 53,296.16 and 18,012.72 is: 27,003.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.92 : 53,296.16 = 18,012.72 : x
  2. Step 2: Convert to fraction form
    35,551.92/53,296.16 = 18,012.72/x
  3. Step 3: Cross multiply
    35,551.92x = 53,296.16 × 18,012.72
  4. Step 4: Simplify right side
    35,551.92x = 960,008,807.16
  5. Step 5: Solve for x
    x = 960,008,807.16/35,551.92
  6. Step 6: Final answer
    x = 27,003.01

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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.