Home / 47,447.28-65,474.40-26,225.28

Finding the Fourth Proportional to 47,447.28, 65,474.40 and 26,225.28

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Solution

The fourth proportional to 47,447.28, 65,474.40 and 26,225.28 is: 36,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,447.28 : 65,474.40 = 26,225.28 : x
  2. Step 2: Convert to fraction form
    47,447.28/65,474.40 = 26,225.28/x
  3. Step 3: Cross multiply
    47,447.28x = 65,474.40 × 26,225.28
  4. Step 4: Simplify right side
    47,447.28x = 1,717,084,472.83
  5. Step 5: Solve for x
    x = 1,717,084,472.83/47,447.28
  6. Step 6: Final answer
    x = 36,189.31

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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.