Home / 36,287.09-50,077.47-20,154.66

Finding the Fourth Proportional to 36,287.09, 50,077.47 and 20,154.66

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Solution

The fourth proportional to 36,287.09, 50,077.47 and 20,154.66 is: 27,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,287.09 : 50,077.47 = 20,154.66 : x
  2. Step 2: Convert to fraction form
    36,287.09/50,077.47 = 20,154.66/x
  3. Step 3: Cross multiply
    36,287.09x = 50,077.47 × 20,154.66
  4. Step 4: Simplify right side
    36,287.09x = 1,009,294,381.51
  5. Step 5: Solve for x
    x = 1,009,294,381.51/36,287.09
  6. Step 6: Final answer
    x = 27,814.14

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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.