Home / 37,529.04-51,785.52-21,618.64

Finding the Fourth Proportional to 37,529.04, 51,785.52 and 21,618.64

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Solution

The fourth proportional to 37,529.04, 51,785.52 and 21,618.64 is: 29,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,529.04 : 51,785.52 = 21,618.64 : x
  2. Step 2: Convert to fraction form
    37,529.04/51,785.52 = 21,618.64/x
  3. Step 3: Cross multiply
    37,529.04x = 51,785.52 × 21,618.64
  4. Step 4: Simplify right side
    37,529.04x = 1,119,532,514.09
  5. Step 5: Solve for x
    x = 1,119,532,514.09/37,529.04
  6. Step 6: Final answer
    x = 29,831.10

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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.