Home / 31,357.62-47,011.77-21,466.92

Finding the Fourth Proportional to 31,357.62, 47,011.77 and 21,466.92

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Solution

The fourth proportional to 31,357.62, 47,011.77 and 21,466.92 is: 32,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.62 : 47,011.77 = 21,466.92 : x
  2. Step 2: Convert to fraction form
    31,357.62/47,011.77 = 21,466.92/x
  3. Step 3: Cross multiply
    31,357.62x = 47,011.77 × 21,466.92
  4. Step 4: Simplify right side
    31,357.62x = 1,009,197,905.65
  5. Step 5: Solve for x
    x = 1,009,197,905.65/31,357.62
  6. Step 6: Final answer
    x = 32,183.50

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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.