Home / 38,451.88-53,064.87-22,317.98

Finding the Fourth Proportional to 38,451.88, 53,064.87 and 22,317.98

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Solution

The fourth proportional to 38,451.88, 53,064.87 and 22,317.98 is: 30,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451.88 : 53,064.87 = 22,317.98 : x
  2. Step 2: Convert to fraction form
    38,451.88/53,064.87 = 22,317.98/x
  3. Step 3: Cross multiply
    38,451.88x = 53,064.87 × 22,317.98
  4. Step 4: Simplify right side
    38,451.88x = 1,184,300,707.36
  5. Step 5: Solve for x
    x = 1,184,300,707.36/38,451.88
  6. Step 6: Final answer
    x = 30,799.55

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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.