Home / 37,268.71-51,430.65-20,692.77

Finding the Fourth Proportional to 37,268.71, 51,430.65 and 20,692.77

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Solution

The fourth proportional to 37,268.71, 51,430.65 and 20,692.77 is: 28,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,268.71 : 51,430.65 = 20,692.77 : x
  2. Step 2: Convert to fraction form
    37,268.71/51,430.65 = 20,692.77/x
  3. Step 3: Cross multiply
    37,268.71x = 51,430.65 × 20,692.77
  4. Step 4: Simplify right side
    37,268.71x = 1,064,242,340.94
  5. Step 5: Solve for x
    x = 1,064,242,340.94/37,268.71
  6. Step 6: Final answer
    x = 28,555.92

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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.