Home / 39,339.21-54,270.84-26,587.74

Finding the Fourth Proportional to 39,339.21, 54,270.84 and 26,587.74

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Solution

The fourth proportional to 39,339.21, 54,270.84 and 26,587.74 is: 36,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.21 : 54,270.84 = 26,587.74 : x
  2. Step 2: Convert to fraction form
    39,339.21/54,270.84 = 26,587.74/x
  3. Step 3: Cross multiply
    39,339.21x = 54,270.84 × 26,587.74
  4. Step 4: Simplify right side
    39,339.21x = 1,442,938,983.50
  5. Step 5: Solve for x
    x = 1,442,938,983.50/39,339.21
  6. Step 6: Final answer
    x = 36,679.41

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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.