Home / 47,035.20-64,908.80-25,814.72

Finding the Fourth Proportional to 47,035.20, 64,908.80 and 25,814.72

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Solution

The fourth proportional to 47,035.20, 64,908.80 and 25,814.72 is: 35,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,035.20 : 64,908.80 = 25,814.72 : x
  2. Step 2: Convert to fraction form
    47,035.20/64,908.80 = 25,814.72/x
  3. Step 3: Cross multiply
    47,035.20x = 64,908.80 × 25,814.72
  4. Step 4: Simplify right side
    47,035.20x = 1,675,602,497.54
  5. Step 5: Solve for x
    x = 1,675,602,497.54/47,035.20
  6. Step 6: Final answer
    x = 35,624.44

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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.