Home / 37,426.77-51,652.49-21,520.53

Finding the Fourth Proportional to 37,426.77, 51,652.49 and 21,520.53

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Solution

The fourth proportional to 37,426.77, 51,652.49 and 21,520.53 is: 29,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,426.77 : 51,652.49 = 21,520.53 : x
  2. Step 2: Convert to fraction form
    37,426.77/51,652.49 = 21,520.53/x
  3. Step 3: Cross multiply
    37,426.77x = 51,652.49 × 21,520.53
  4. Step 4: Simplify right side
    37,426.77x = 1,111,588,853.02
  5. Step 5: Solve for x
    x = 1,111,588,853.02/37,426.77
  6. Step 6: Final answer
    x = 29,700.37

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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.