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Finding the Fourth Proportional to 30,595.56, 45,874.98 and 10,598.46

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Solution

The fourth proportional to 30,595.56, 45,874.98 and 10,598.46 is: 15,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.56 : 45,874.98 = 10,598.46 : x
  2. Step 2: Convert to fraction form
    30,595.56/45,874.98 = 10,598.46/x
  3. Step 3: Cross multiply
    30,595.56x = 45,874.98 × 10,598.46
  4. Step 4: Simplify right side
    30,595.56x = 486,204,140.53
  5. Step 5: Solve for x
    x = 486,204,140.53/30,595.56
  6. Step 6: Final answer
    x = 15,891.33

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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.