Home / 25,440.36-35,109.84-14,113.44

Finding the Fourth Proportional to 25,440.36, 35,109.84 and 14,113.44

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Solution

The fourth proportional to 25,440.36, 35,109.84 and 14,113.44 is: 19,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.36 : 35,109.84 = 14,113.44 : x
  2. Step 2: Convert to fraction form
    25,440.36/35,109.84 = 14,113.44/x
  3. Step 3: Cross multiply
    25,440.36x = 35,109.84 × 14,113.44
  4. Step 4: Simplify right side
    25,440.36x = 495,520,620.25
  5. Step 5: Solve for x
    x = 495,520,620.25/25,440.36
  6. Step 6: Final answer
    x = 19,477.74

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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.