Home / 37,669.86-51,985.07-20,675.69

Finding the Fourth Proportional to 37,669.86, 51,985.07 and 20,675.69

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Solution

The fourth proportional to 37,669.86, 51,985.07 and 20,675.69 is: 28,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.86 : 51,985.07 = 20,675.69 : x
  2. Step 2: Convert to fraction form
    37,669.86/51,985.07 = 20,675.69/x
  3. Step 3: Cross multiply
    37,669.86x = 51,985.07 × 20,675.69
  4. Step 4: Simplify right side
    37,669.86x = 1,074,827,262.28
  5. Step 5: Solve for x
    x = 1,074,827,262.28/37,669.86
  6. Step 6: Final answer
    x = 28,532.82

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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.