Home / 31,955.58-47,904.21-11,167.74

Finding the Fourth Proportional to 31,955.58, 47,904.21 and 11,167.74

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Solution

The fourth proportional to 31,955.58, 47,904.21 and 11,167.74 is: 16,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.58 : 47,904.21 = 11,167.74 : x
  2. Step 2: Convert to fraction form
    31,955.58/47,904.21 = 11,167.74/x
  3. Step 3: Cross multiply
    31,955.58x = 47,904.21 × 11,167.74
  4. Step 4: Simplify right side
    31,955.58x = 534,981,762.19
  5. Step 5: Solve for x
    x = 534,981,762.19/31,955.58
  6. Step 6: Final answer
    x = 16,741.42

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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.