Home / 30,261.05-45,377.16-10,537.19

Finding the Fourth Proportional to 30,261.05, 45,377.16 and 10,537.19

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Solution

The fourth proportional to 30,261.05, 45,377.16 and 10,537.19 is: 15,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.05 : 45,377.16 = 10,537.19 : x
  2. Step 2: Convert to fraction form
    30,261.05/45,377.16 = 10,537.19/x
  3. Step 3: Cross multiply
    30,261.05x = 45,377.16 × 10,537.19
  4. Step 4: Simplify right side
    30,261.05x = 478,147,529.69
  5. Step 5: Solve for x
    x = 478,147,529.69/30,261.05
  6. Step 6: Final answer
    x = 15,800.76

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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.