Home / 36,909.48-55,243.80-28,095.78

Finding the Fourth Proportional to 36,909.48, 55,243.80 and 28,095.78

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Solution

The fourth proportional to 36,909.48, 55,243.80 and 28,095.78 is: 42,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909.48 : 55,243.80 = 28,095.78 : x
  2. Step 2: Convert to fraction form
    36,909.48/55,243.80 = 28,095.78/x
  3. Step 3: Cross multiply
    36,909.48x = 55,243.80 × 28,095.78
  4. Step 4: Simplify right side
    36,909.48x = 1,552,117,651.16
  5. Step 5: Solve for x
    x = 1,552,117,651.16/36,909.48
  6. Step 6: Final answer
    x = 42,052.01

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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.