Home / 55,031.40-82,516.11-17,582.70

Finding the Fourth Proportional to 55,031.40, 82,516.11 and 17,582.70

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Solution

The fourth proportional to 55,031.40, 82,516.11 and 17,582.70 is: 26,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,031.40 : 82,516.11 = 17,582.70 : x
  2. Step 2: Convert to fraction form
    55,031.40/82,516.11 = 17,582.70/x
  3. Step 3: Cross multiply
    55,031.40x = 82,516.11 × 17,582.70
  4. Step 4: Simplify right side
    55,031.40x = 1,450,856,007.30
  5. Step 5: Solve for x
    x = 1,450,856,007.30/55,031.40
  6. Step 6: Final answer
    x = 26,364.15

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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.