Home / 26,393.16-36,421.50-15,776.52

Finding the Fourth Proportional to 26,393.16, 36,421.50 and 15,776.52

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Solution

The fourth proportional to 26,393.16, 36,421.50 and 15,776.52 is: 21,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.16 : 36,421.50 = 15,776.52 : x
  2. Step 2: Convert to fraction form
    26,393.16/36,421.50 = 15,776.52/x
  3. Step 3: Cross multiply
    26,393.16x = 36,421.50 × 15,776.52
  4. Step 4: Simplify right side
    26,393.16x = 574,604,523.18
  5. Step 5: Solve for x
    x = 574,604,523.18/26,393.16
  6. Step 6: Final answer
    x = 21,770.96

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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.