Home / 38,777.55-58,182.89-18,801.81

Finding the Fourth Proportional to 38,777.55, 58,182.89 and 18,801.81

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Solution

The fourth proportional to 38,777.55, 58,182.89 and 18,801.81 is: 28,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.55 : 58,182.89 = 18,801.81 : x
  2. Step 2: Convert to fraction form
    38,777.55/58,182.89 = 18,801.81/x
  3. Step 3: Cross multiply
    38,777.55x = 58,182.89 × 18,801.81
  4. Step 4: Simplify right side
    38,777.55x = 1,093,943,549.02
  5. Step 5: Solve for x
    x = 1,093,943,549.02/38,777.55
  6. Step 6: Final answer
    x = 28,210.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.