Home / 25,612.50-38,433.87-10,820.46

Finding the Fourth Proportional to 25,612.50, 38,433.87 and 10,820.46

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Solution

The fourth proportional to 25,612.50, 38,433.87 and 10,820.46 is: 16,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612.50 : 38,433.87 = 10,820.46 : x
  2. Step 2: Convert to fraction form
    25,612.50/38,433.87 = 10,820.46/x
  3. Step 3: Cross multiply
    25,612.50x = 38,433.87 × 10,820.46
  4. Step 4: Simplify right side
    25,612.50x = 415,872,152.98
  5. Step 5: Solve for x
    x = 415,872,152.98/25,612.50
  6. Step 6: Final answer
    x = 16,237.08

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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.