Home / 26,318.36-36,319.47-14,381.90

Finding the Fourth Proportional to 26,318.36, 36,319.47 and 14,381.90

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Solution

The fourth proportional to 26,318.36, 36,319.47 and 14,381.90 is: 19,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.36 : 36,319.47 = 14,381.90 : x
  2. Step 2: Convert to fraction form
    26,318.36/36,319.47 = 14,381.90/x
  3. Step 3: Cross multiply
    26,318.36x = 36,319.47 × 14,381.90
  4. Step 4: Simplify right side
    26,318.36x = 522,342,985.59
  5. Step 5: Solve for x
    x = 522,342,985.59/26,318.36
  6. Step 6: Final answer
    x = 19,847.09

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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.