Home / 36,417.90-54,626.91-20,824.59

Finding the Fourth Proportional to 36,417.90, 54,626.91 and 20,824.59

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Solution

The fourth proportional to 36,417.90, 54,626.91 and 20,824.59 is: 31,236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.90 : 54,626.91 = 20,824.59 : x
  2. Step 2: Convert to fraction form
    36,417.90/54,626.91 = 20,824.59/x
  3. Step 3: Cross multiply
    36,417.90x = 54,626.91 × 20,824.59
  4. Step 4: Simplify right side
    36,417.90x = 1,137,583,130.48
  5. Step 5: Solve for x
    x = 1,137,583,130.48/36,417.90
  6. Step 6: Final answer
    x = 31,236.92

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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.