Home / 31,668.96-47,466.72-11,934.88

Finding the Fourth Proportional to 31,668.96, 47,466.72 and 11,934.88

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Solution

The fourth proportional to 31,668.96, 47,466.72 and 11,934.88 is: 17,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,668.96 : 47,466.72 = 11,934.88 : x
  2. Step 2: Convert to fraction form
    31,668.96/47,466.72 = 11,934.88/x
  3. Step 3: Cross multiply
    31,668.96x = 47,466.72 × 11,934.88
  4. Step 4: Simplify right side
    31,668.96x = 566,509,607.19
  5. Step 5: Solve for x
    x = 566,509,607.19/31,668.96
  6. Step 6: Final answer
    x = 17,888.48

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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.