Home / 36,047.43-53,995.75-28,989.23

Finding the Fourth Proportional to 36,047.43, 53,995.75 and 28,989.23

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Solution

The fourth proportional to 36,047.43, 53,995.75 and 28,989.23 is: 43,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,047.43 : 53,995.75 = 28,989.23 : x
  2. Step 2: Convert to fraction form
    36,047.43/53,995.75 = 28,989.23/x
  3. Step 3: Cross multiply
    36,047.43x = 53,995.75 × 28,989.23
  4. Step 4: Simplify right side
    36,047.43x = 1,565,295,215.77
  5. Step 5: Solve for x
    x = 1,565,295,215.77/36,047.43
  6. Step 6: Final answer
    x = 43,423.21

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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.