Home / 38,810.88-53,559.19-22,679.12

Finding the Fourth Proportional to 38,810.88, 53,559.19 and 22,679.12

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Solution

The fourth proportional to 38,810.88, 53,559.19 and 22,679.12 is: 31,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,810.88 : 53,559.19 = 22,679.12 : x
  2. Step 2: Convert to fraction form
    38,810.88/53,559.19 = 22,679.12/x
  3. Step 3: Cross multiply
    38,810.88x = 53,559.19 × 22,679.12
  4. Step 4: Simplify right side
    38,810.88x = 1,214,675,459.36
  5. Step 5: Solve for x
    x = 1,214,675,459.36/38,810.88
  6. Step 6: Final answer
    x = 31,297.29

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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.