Home / 26,369.75-36,390.13-14,432.99

Finding the Fourth Proportional to 26,369.75, 36,390.13 and 14,432.99

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Solution

The fourth proportional to 26,369.75, 36,390.13 and 14,432.99 is: 19,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.75 : 36,390.13 = 14,432.99 : x
  2. Step 2: Convert to fraction form
    26,369.75/36,390.13 = 14,432.99/x
  3. Step 3: Cross multiply
    26,369.75x = 36,390.13 × 14,432.99
  4. Step 4: Simplify right side
    26,369.75x = 525,218,164.36
  5. Step 5: Solve for x
    x = 525,218,164.36/26,369.75
  6. Step 6: Final answer
    x = 19,917.45

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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.