Home / 26,318.64-36,319.68-14,381.98

Finding the Fourth Proportional to 26,318.64, 36,319.68 and 14,381.98

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Solution

The fourth proportional to 26,318.64, 36,319.68 and 14,381.98 is: 19,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.64 : 36,319.68 = 14,381.98 : x
  2. Step 2: Convert to fraction form
    26,318.64/36,319.68 = 14,381.98/x
  3. Step 3: Cross multiply
    26,318.64x = 36,319.68 × 14,381.98
  4. Step 4: Simplify right side
    26,318.64x = 522,348,911.37
  5. Step 5: Solve for x
    x = 522,348,911.37/26,318.64
  6. Step 6: Final answer
    x = 19,847.11

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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.