Home / 39,317.40-54,263.01-22,327.22

Finding the Fourth Proportional to 39,317.40, 54,263.01 and 22,327.22

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Solution

The fourth proportional to 39,317.40, 54,263.01 and 22,327.22 is: 30,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,317.40 : 54,263.01 = 22,327.22 : x
  2. Step 2: Convert to fraction form
    39,317.40/54,263.01 = 22,327.22/x
  3. Step 3: Cross multiply
    39,317.40x = 54,263.01 × 22,327.22
  4. Step 4: Simplify right side
    39,317.40x = 1,211,542,162.13
  5. Step 5: Solve for x
    x = 1,211,542,162.13/39,317.40
  6. Step 6: Final answer
    x = 30,814.40

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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.