Home / 30,068.15-45,101.73-10,346.87

Finding the Fourth Proportional to 30,068.15, 45,101.73 and 10,346.87

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Solution

The fourth proportional to 30,068.15, 45,101.73 and 10,346.87 is: 15,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.15 : 45,101.73 = 10,346.87 : x
  2. Step 2: Convert to fraction form
    30,068.15/45,101.73 = 10,346.87/x
  3. Step 3: Cross multiply
    30,068.15x = 45,101.73 × 10,346.87
  4. Step 4: Simplify right side
    30,068.15x = 466,661,849.84
  5. Step 5: Solve for x
    x = 466,661,849.84/30,068.15
  6. Step 6: Final answer
    x = 15,520.14

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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.