Home / 26,220.57-36,184.62-14,890.30

Finding the Fourth Proportional to 26,220.57, 36,184.62 and 14,890.30

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Solution

The fourth proportional to 26,220.57, 36,184.62 and 14,890.30 is: 20,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.57 : 36,184.62 = 14,890.30 : x
  2. Step 2: Convert to fraction form
    26,220.57/36,184.62 = 14,890.30/x
  3. Step 3: Cross multiply
    26,220.57x = 36,184.62 × 14,890.30
  4. Step 4: Simplify right side
    26,220.57x = 538,799,847.19
  5. Step 5: Solve for x
    x = 538,799,847.19/26,220.57
  6. Step 6: Final answer
    x = 20,548.75

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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.