Home / 25,708.38-35,477.32-14,377.75

Finding the Fourth Proportional to 25,708.38, 35,477.32 and 14,377.75

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Solution

The fourth proportional to 25,708.38, 35,477.32 and 14,377.75 is: 19,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,708.38 : 35,477.32 = 14,377.75 : x
  2. Step 2: Convert to fraction form
    25,708.38/35,477.32 = 14,377.75/x
  3. Step 3: Cross multiply
    25,708.38x = 35,477.32 × 14,377.75
  4. Step 4: Simplify right side
    25,708.38x = 510,083,984.88
  5. Step 5: Solve for x
    x = 510,083,984.88/25,708.38
  6. Step 6: Final answer
    x = 19,841.15

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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.