Home / 38,447.72-53,054.10-22,312.52

Finding the Fourth Proportional to 38,447.72, 53,054.10 and 22,312.52

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Solution

The fourth proportional to 38,447.72, 53,054.10 and 22,312.52 is: 30,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,447.72 : 53,054.10 = 22,312.52 : x
  2. Step 2: Convert to fraction form
    38,447.72/53,054.10 = 22,312.52/x
  3. Step 3: Cross multiply
    38,447.72x = 53,054.10 × 22,312.52
  4. Step 4: Simplify right side
    38,447.72x = 1,183,770,667.33
  5. Step 5: Solve for x
    x = 1,183,770,667.33/38,447.72
  6. Step 6: Final answer
    x = 30,789.10

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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.