Home / 36,587.88-54,889.47-20,800.17

Finding the Fourth Proportional to 36,587.88, 54,889.47 and 20,800.17

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Solution

The fourth proportional to 36,587.88, 54,889.47 and 20,800.17 is: 31,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,587.88 : 54,889.47 = 20,800.17 : x
  2. Step 2: Convert to fraction form
    36,587.88/54,889.47 = 20,800.17/x
  3. Step 3: Cross multiply
    36,587.88x = 54,889.47 × 20,800.17
  4. Step 4: Simplify right side
    36,587.88x = 1,141,710,307.21
  5. Step 5: Solve for x
    x = 1,141,710,307.21/36,587.88
  6. Step 6: Final answer
    x = 31,204.60

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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.