Home / 25,894.46-35,731.21-14,406.65

Finding the Fourth Proportional to 25,894.46, 35,731.21 and 14,406.65

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Solution

The fourth proportional to 25,894.46, 35,731.21 and 14,406.65 is: 19,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,894.46 : 35,731.21 = 14,406.65 : x
  2. Step 2: Convert to fraction form
    25,894.46/35,731.21 = 14,406.65/x
  3. Step 3: Cross multiply
    25,894.46x = 35,731.21 × 14,406.65
  4. Step 4: Simplify right side
    25,894.46x = 514,767,036.55
  5. Step 5: Solve for x
    x = 514,767,036.55/25,894.46
  6. Step 6: Final answer
    x = 19,879.43

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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.