Home / 37,400.16-51,610.80-20,632.80

Finding the Fourth Proportional to 37,400.16, 51,610.80 and 20,632.80

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Solution

The fourth proportional to 37,400.16, 51,610.80 and 20,632.80 is: 28,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,400.16 : 51,610.80 = 20,632.80 : x
  2. Step 2: Convert to fraction form
    37,400.16/51,610.80 = 20,632.80/x
  3. Step 3: Cross multiply
    37,400.16x = 51,610.80 × 20,632.80
  4. Step 4: Simplify right side
    37,400.16x = 1,064,875,314.24
  5. Step 5: Solve for x
    x = 1,064,875,314.24/37,400.16
  6. Step 6: Final answer
    x = 28,472.48

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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.