Home / 25,440.08-35,106.79-14,107.75

Finding the Fourth Proportional to 25,440.08, 35,106.79 and 14,107.75

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Solution

The fourth proportional to 25,440.08, 35,106.79 and 14,107.75 is: 19,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.08 : 35,106.79 = 14,107.75 : x
  2. Step 2: Convert to fraction form
    25,440.08/35,106.79 = 14,107.75/x
  3. Step 3: Cross multiply
    25,440.08x = 35,106.79 × 14,107.75
  4. Step 4: Simplify right side
    25,440.08x = 495,277,693.59
  5. Step 5: Solve for x
    x = 495,277,693.59/25,440.08
  6. Step 6: Final answer
    x = 19,468.40

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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.