Home / 52,212.08-72,087.36-30,998.16

Finding the Fourth Proportional to 52,212.08, 72,087.36 and 30,998.16

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Solution

The fourth proportional to 52,212.08, 72,087.36 and 30,998.16 is: 42,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.08 : 72,087.36 = 30,998.16 : x
  2. Step 2: Convert to fraction form
    52,212.08/72,087.36 = 30,998.16/x
  3. Step 3: Cross multiply
    52,212.08x = 72,087.36 × 30,998.16
  4. Step 4: Simplify right side
    52,212.08x = 2,234,575,519.26
  5. Step 5: Solve for x
    x = 2,234,575,519.26/52,212.08
  6. Step 6: Final answer
    x = 42,798.06

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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.