Home / 30,173.38-45,246.70-16,130.01

Finding the Fourth Proportional to 30,173.38, 45,246.70 and 16,130.01

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Solution

The fourth proportional to 30,173.38, 45,246.70 and 16,130.01 is: 24,187.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.38 : 45,246.70 = 16,130.01 : x
  2. Step 2: Convert to fraction form
    30,173.38/45,246.70 = 16,130.01/x
  3. Step 3: Cross multiply
    30,173.38x = 45,246.70 × 16,130.01
  4. Step 4: Simplify right side
    30,173.38x = 729,829,723.47
  5. Step 5: Solve for x
    x = 729,829,723.47/30,173.38
  6. Step 6: Final answer
    x = 24,187.87

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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.