Home / 31,889.58-44,006.94-18,461.40

Finding the Fourth Proportional to 31,889.58, 44,006.94 and 18,461.40

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Solution

The fourth proportional to 31,889.58, 44,006.94 and 18,461.40 is: 25,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,889.58 : 44,006.94 = 18,461.40 : x
  2. Step 2: Convert to fraction form
    31,889.58/44,006.94 = 18,461.40/x
  3. Step 3: Cross multiply
    31,889.58x = 44,006.94 × 18,461.40
  4. Step 4: Simplify right side
    31,889.58x = 812,429,722.12
  5. Step 5: Solve for x
    x = 812,429,722.12/31,889.58
  6. Step 6: Final answer
    x = 25,476.34

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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.