Home / 25,454.68-35,131.67-14,127.81

Finding the Fourth Proportional to 25,454.68, 35,131.67 and 14,127.81

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Solution

The fourth proportional to 25,454.68, 35,131.67 and 14,127.81 is: 19,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.68 : 35,131.67 = 14,127.81 : x
  2. Step 2: Convert to fraction form
    25,454.68/35,131.67 = 14,127.81/x
  3. Step 3: Cross multiply
    25,454.68x = 35,131.67 × 14,127.81
  4. Step 4: Simplify right side
    25,454.68x = 496,333,558.74
  5. Step 5: Solve for x
    x = 496,333,558.74/25,454.68
  6. Step 6: Final answer
    x = 19,498.72

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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.