Home / 37,153.39-51,275.28-21,234.81

Finding the Fourth Proportional to 37,153.39, 51,275.28 and 21,234.81

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Solution

The fourth proportional to 37,153.39, 51,275.28 and 21,234.81 is: 29,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153.39 : 51,275.28 = 21,234.81 : x
  2. Step 2: Convert to fraction form
    37,153.39/51,275.28 = 21,234.81/x
  3. Step 3: Cross multiply
    37,153.39x = 51,275.28 × 21,234.81
  4. Step 4: Simplify right side
    37,153.39x = 1,088,820,828.50
  5. Step 5: Solve for x
    x = 1,088,820,828.50/37,153.39
  6. Step 6: Final answer
    x = 29,306.10

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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.