Home / 47,009.40-70,447.80-25,958.92

Finding the Fourth Proportional to 47,009.40, 70,447.80 and 25,958.92

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Solution

The fourth proportional to 47,009.40, 70,447.80 and 25,958.92 is: 38,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.40 : 70,447.80 = 25,958.92 : x
  2. Step 2: Convert to fraction form
    47,009.40/70,447.80 = 25,958.92/x
  3. Step 3: Cross multiply
    47,009.40x = 70,447.80 × 25,958.92
  4. Step 4: Simplify right side
    47,009.40x = 1,828,748,322.34
  5. Step 5: Solve for x
    x = 1,828,748,322.34/47,009.40
  6. Step 6: Final answer
    x = 38,901.76

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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.