Home / 31,898.11-44,014.71-19,148.59

Finding the Fourth Proportional to 31,898.11, 44,014.71 and 19,148.59

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Solution

The fourth proportional to 31,898.11, 44,014.71 and 19,148.59 is: 26,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898.11 : 44,014.71 = 19,148.59 : x
  2. Step 2: Convert to fraction form
    31,898.11/44,014.71 = 19,148.59/x
  3. Step 3: Cross multiply
    31,898.11x = 44,014.71 × 19,148.59
  4. Step 4: Simplify right side
    31,898.11x = 842,819,635.76
  5. Step 5: Solve for x
    x = 842,819,635.76/31,898.11
  6. Step 6: Final answer
    x = 26,422.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.