Home / 47,009.15-70,447.42-25,958.66

Finding the Fourth Proportional to 47,009.15, 70,447.42 and 25,958.66

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Solution

The fourth proportional to 47,009.15, 70,447.42 and 25,958.66 is: 38,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.15 : 70,447.42 = 25,958.66 : x
  2. Step 2: Convert to fraction form
    47,009.15/70,447.42 = 25,958.66/x
  3. Step 3: Cross multiply
    47,009.15x = 70,447.42 × 25,958.66
  4. Step 4: Simplify right side
    47,009.15x = 1,828,720,997.34
  5. Step 5: Solve for x
    x = 1,828,720,997.34/47,009.15
  6. Step 6: Final answer
    x = 38,901.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.