Home / 37,064.76-51,153.66-21,151.50

Finding the Fourth Proportional to 37,064.76, 51,153.66 and 21,151.50

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Solution

The fourth proportional to 37,064.76, 51,153.66 and 21,151.50 is: 29,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,064.76 : 51,153.66 = 21,151.50 : x
  2. Step 2: Convert to fraction form
    37,064.76/51,153.66 = 21,151.50/x
  3. Step 3: Cross multiply
    37,064.76x = 51,153.66 × 21,151.50
  4. Step 4: Simplify right side
    37,064.76x = 1,081,976,639.49
  5. Step 5: Solve for x
    x = 1,081,976,639.49/37,064.76
  6. Step 6: Final answer
    x = 29,191.52

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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.