Home / 34,890.64-48,132.14-20,733.46

Finding the Fourth Proportional to 34,890.64, 48,132.14 and 20,733.46

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Solution

The fourth proportional to 34,890.64, 48,132.14 and 20,733.46 is: 28,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.64 : 48,132.14 = 20,733.46 : x
  2. Step 2: Convert to fraction form
    34,890.64/48,132.14 = 20,733.46/x
  3. Step 3: Cross multiply
    34,890.64x = 48,132.14 × 20,733.46
  4. Step 4: Simplify right side
    34,890.64x = 997,945,799.40
  5. Step 5: Solve for x
    x = 997,945,799.40/34,890.64
  6. Step 6: Final answer
    x = 28,602.11

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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.