Home / 38,443.39-53,050.27-21,447.36

Finding the Fourth Proportional to 38,443.39, 53,050.27 and 21,447.36

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Solution

The fourth proportional to 38,443.39, 53,050.27 and 21,447.36 is: 29,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.39 : 53,050.27 = 21,447.36 : x
  2. Step 2: Convert to fraction form
    38,443.39/53,050.27 = 21,447.36/x
  3. Step 3: Cross multiply
    38,443.39x = 53,050.27 × 21,447.36
  4. Step 4: Simplify right side
    38,443.39x = 1,137,788,238.79
  5. Step 5: Solve for x
    x = 1,137,788,238.79/38,443.39
  6. Step 6: Final answer
    x = 29,596.46

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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.