Home / 31,606.33-47,393.62-10,538.91

Finding the Fourth Proportional to 31,606.33, 47,393.62 and 10,538.91

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Solution

The fourth proportional to 31,606.33, 47,393.62 and 10,538.91 is: 15,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,606.33 : 47,393.62 = 10,538.91 : x
  2. Step 2: Convert to fraction form
    31,606.33/47,393.62 = 10,538.91/x
  3. Step 3: Cross multiply
    31,606.33x = 47,393.62 × 10,538.91
  4. Step 4: Simplify right side
    31,606.33x = 499,477,286.65
  5. Step 5: Solve for x
    x = 499,477,286.65/31,606.33
  6. Step 6: Final answer
    x = 15,803.08

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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.