Home / 20,088.75-30,093.90-9,543.76

Finding the Fourth Proportional to 20,088.75, 30,093.90 and 9,543.76

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Solution

The fourth proportional to 20,088.75, 30,093.90 and 9,543.76 is: 14,297.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,088.75 : 30,093.90 = 9,543.76 : x
  2. Step 2: Convert to fraction form
    20,088.75/30,093.90 = 9,543.76/x
  3. Step 3: Cross multiply
    20,088.75x = 30,093.90 × 9,543.76
  4. Step 4: Simplify right side
    20,088.75x = 287,208,959.06
  5. Step 5: Solve for x
    x = 287,208,959.06/20,088.75
  6. Step 6: Final answer
    x = 14,297.00

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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.