Home / 37,677.12-51,995.06-20,682.96

Finding the Fourth Proportional to 37,677.12, 51,995.06 and 20,682.96

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Solution

The fourth proportional to 37,677.12, 51,995.06 and 20,682.96 is: 28,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,677.12 : 51,995.06 = 20,682.96 : x
  2. Step 2: Convert to fraction form
    37,677.12/51,995.06 = 20,682.96/x
  3. Step 3: Cross multiply
    37,677.12x = 51,995.06 × 20,682.96
  4. Step 4: Simplify right side
    37,677.12x = 1,075,411,746.18
  5. Step 5: Solve for x
    x = 1,075,411,746.18/37,677.12
  6. Step 6: Final answer
    x = 28,542.83

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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.