Home / 25,604.78-35,337.21-14,276.12

Finding the Fourth Proportional to 25,604.78, 35,337.21 and 14,276.12

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Solution

The fourth proportional to 25,604.78, 35,337.21 and 14,276.12 is: 19,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.78 : 35,337.21 = 14,276.12 : x
  2. Step 2: Convert to fraction form
    25,604.78/35,337.21 = 14,276.12/x
  3. Step 3: Cross multiply
    25,604.78x = 35,337.21 × 14,276.12
  4. Step 4: Simplify right side
    25,604.78x = 504,478,100.51
  5. Step 5: Solve for x
    x = 504,478,100.51/25,604.78
  6. Step 6: Final answer
    x = 19,702.50

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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.