Home / 35,451.52-53,192.64-19,016.32

Finding the Fourth Proportional to 35,451.52, 53,192.64 and 19,016.32

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Solution

The fourth proportional to 35,451.52, 53,192.64 and 19,016.32 is: 28,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.52 : 53,192.64 = 19,016.32 : x
  2. Step 2: Convert to fraction form
    35,451.52/53,192.64 = 19,016.32/x
  3. Step 3: Cross multiply
    35,451.52x = 53,192.64 × 19,016.32
  4. Step 4: Simplify right side
    35,451.52x = 1,011,528,263.88
  5. Step 5: Solve for x
    x = 1,011,528,263.88/35,451.52
  6. Step 6: Final answer
    x = 28,532.72

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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.