Home / 51,289.92-76,934.08-26,315.56

Finding the Fourth Proportional to 51,289.92, 76,934.08 and 26,315.56

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Solution

The fourth proportional to 51,289.92, 76,934.08 and 26,315.56 is: 39,472.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,289.92 : 76,934.08 = 26,315.56 : x
  2. Step 2: Convert to fraction form
    51,289.92/76,934.08 = 26,315.56/x
  3. Step 3: Cross multiply
    51,289.92x = 76,934.08 × 26,315.56
  4. Step 4: Simplify right side
    51,289.92x = 2,024,563,094.59
  5. Step 5: Solve for x
    x = 2,024,563,094.59/51,289.92
  6. Step 6: Final answer
    x = 39,472.92

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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.