Home / 26,317.85-36,342.88-16,902.81

Finding the Fourth Proportional to 26,317.85, 36,342.88 and 16,902.81

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Solution

The fourth proportional to 26,317.85, 36,342.88 and 16,902.81 is: 23,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,317.85 : 36,342.88 = 16,902.81 : x
  2. Step 2: Convert to fraction form
    26,317.85/36,342.88 = 16,902.81/x
  3. Step 3: Cross multiply
    26,317.85x = 36,342.88 × 16,902.81
  4. Step 4: Simplify right side
    26,317.85x = 614,296,753.24
  5. Step 5: Solve for x
    x = 614,296,753.24/26,317.85
  6. Step 6: Final answer
    x = 23,341.45

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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.