Home / 25,403.15-35,055.88-14,072.61

Finding the Fourth Proportional to 25,403.15, 35,055.88 and 14,072.61

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Solution

The fourth proportional to 25,403.15, 35,055.88 and 14,072.61 is: 19,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.15 : 35,055.88 = 14,072.61 : x
  2. Step 2: Convert to fraction form
    25,403.15/35,055.88 = 14,072.61/x
  3. Step 3: Cross multiply
    25,403.15x = 35,055.88 × 14,072.61
  4. Step 4: Simplify right side
    25,403.15x = 493,327,552.17
  5. Step 5: Solve for x
    x = 493,327,552.17/25,403.15
  6. Step 6: Final answer
    x = 19,419.94

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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.