Home / 37,287.53-51,445.21-21,152.18

Finding the Fourth Proportional to 37,287.53, 51,445.21 and 21,152.18

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Solution

The fourth proportional to 37,287.53, 51,445.21 and 21,152.18 is: 29,183.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.53 : 51,445.21 = 21,152.18 : x
  2. Step 2: Convert to fraction form
    37,287.53/51,445.21 = 21,152.18/x
  3. Step 3: Cross multiply
    37,287.53x = 51,445.21 × 21,152.18
  4. Step 4: Simplify right side
    37,287.53x = 1,088,178,417.79
  5. Step 5: Solve for x
    x = 1,088,178,417.79/37,287.53
  6. Step 6: Final answer
    x = 29,183.44

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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.