Home / 25,664.20-38,535.90-14,000.20

Finding the Fourth Proportional to 25,664.20, 38,535.90 and 14,000.20

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Solution

The fourth proportional to 25,664.20, 38,535.90 and 14,000.20 is: 21,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.20 : 38,535.90 = 14,000.20 : x
  2. Step 2: Convert to fraction form
    25,664.20/38,535.90 = 14,000.20/x
  3. Step 3: Cross multiply
    25,664.20x = 38,535.90 × 14,000.20
  4. Step 4: Simplify right side
    25,664.20x = 539,510,307.18
  5. Step 5: Solve for x
    x = 539,510,307.18/25,664.20
  6. Step 6: Final answer
    x = 21,021.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.