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Finding the Fourth Proportional to 26,374.84, 36,395.84 and 14,435.86

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Solution

The fourth proportional to 26,374.84, 36,395.84 and 14,435.86 is: 19,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.84 : 36,395.84 = 14,435.86 : x
  2. Step 2: Convert to fraction form
    26,374.84/36,395.84 = 14,435.86/x
  3. Step 3: Cross multiply
    26,374.84x = 36,395.84 × 14,435.86
  4. Step 4: Simplify right side
    26,374.84x = 525,405,250.82
  5. Step 5: Solve for x
    x = 525,405,250.82/26,374.84
  6. Step 6: Final answer
    x = 19,920.70

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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.