Home / 26,315.84-36,315.38-14,378.86

Finding the Fourth Proportional to 26,315.84, 36,315.38 and 14,378.86

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Solution

The fourth proportional to 26,315.84, 36,315.38 and 14,378.86 is: 19,842.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.84 : 36,315.38 = 14,378.86 : x
  2. Step 2: Convert to fraction form
    26,315.84/36,315.38 = 14,378.86/x
  3. Step 3: Cross multiply
    26,315.84x = 36,315.38 × 14,378.86
  4. Step 4: Simplify right side
    26,315.84x = 522,173,764.87
  5. Step 5: Solve for x
    x = 522,173,764.87/26,315.84
  6. Step 6: Final answer
    x = 19,842.56

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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.