Home / 31,752.62-47,628.63-19,276.10

Finding the Fourth Proportional to 31,752.62, 47,628.63 and 19,276.10

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Solution

The fourth proportional to 31,752.62, 47,628.63 and 19,276.10 is: 28,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,752.62 : 47,628.63 = 19,276.10 : x
  2. Step 2: Convert to fraction form
    31,752.62/47,628.63 = 19,276.10/x
  3. Step 3: Cross multiply
    31,752.62x = 47,628.63 × 19,276.10
  4. Step 4: Simplify right side
    31,752.62x = 918,094,234.74
  5. Step 5: Solve for x
    x = 918,094,234.74/31,752.62
  6. Step 6: Final answer
    x = 28,913.97

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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.