Home / 36,810.06-55,130.96-28,894.56

Finding the Fourth Proportional to 36,810.06, 55,130.96 and 28,894.56

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Solution

The fourth proportional to 36,810.06, 55,130.96 and 28,894.56 is: 43,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,810.06 : 55,130.96 = 28,894.56 : x
  2. Step 2: Convert to fraction form
    36,810.06/55,130.96 = 28,894.56/x
  3. Step 3: Cross multiply
    36,810.06x = 55,130.96 × 28,894.56
  4. Step 4: Simplify right side
    36,810.06x = 1,592,984,831.58
  5. Step 5: Solve for x
    x = 1,592,984,831.58/36,810.06
  6. Step 6: Final answer
    x = 43,275.80

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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.