Home / 51,050.04-76,497.12-21,451.74

Finding the Fourth Proportional to 51,050.04, 76,497.12 and 21,451.74

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Solution

The fourth proportional to 51,050.04, 76,497.12 and 21,451.74 is: 32,144.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.04 : 76,497.12 = 21,451.74 : x
  2. Step 2: Convert to fraction form
    51,050.04/76,497.12 = 21,451.74/x
  3. Step 3: Cross multiply
    51,050.04x = 76,497.12 × 21,451.74
  4. Step 4: Simplify right side
    51,050.04x = 1,640,996,328.99
  5. Step 5: Solve for x
    x = 1,640,996,328.99/51,050.04
  6. Step 6: Final answer
    x = 32,144.86

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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.