Home / 25,707.81-35,474.88-14,222.22

Finding the Fourth Proportional to 25,707.81, 35,474.88 and 14,222.22

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Solution

The fourth proportional to 25,707.81, 35,474.88 and 14,222.22 is: 19,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.81 : 35,474.88 = 14,222.22 : x
  2. Step 2: Convert to fraction form
    25,707.81/35,474.88 = 14,222.22/x
  3. Step 3: Cross multiply
    25,707.81x = 35,474.88 × 14,222.22
  4. Step 4: Simplify right side
    25,707.81x = 504,531,547.83
  5. Step 5: Solve for x
    x = 504,531,547.83/25,707.81
  6. Step 6: Final answer
    x = 19,625.61

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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.