Home / 26,315.08-36,314.83-14,378.61

Finding the Fourth Proportional to 26,315.08, 36,314.83 and 14,378.61

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Solution

The fourth proportional to 26,315.08, 36,314.83 and 14,378.61 is: 19,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.08 : 36,314.83 = 14,378.61 : x
  2. Step 2: Convert to fraction form
    26,315.08/36,314.83 = 14,378.61/x
  3. Step 3: Cross multiply
    26,315.08x = 36,314.83 × 14,378.61
  4. Step 4: Simplify right side
    26,315.08x = 522,156,931.94
  5. Step 5: Solve for x
    x = 522,156,931.94/26,315.08
  6. Step 6: Final answer
    x = 19,842.50

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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.