Home / 30,212.11-45,328.16-16,169.01

Finding the Fourth Proportional to 30,212.11, 45,328.16 and 16,169.01

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Solution

The fourth proportional to 30,212.11, 45,328.16 and 16,169.01 is: 24,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,212.11 : 45,328.16 = 16,169.01 : x
  2. Step 2: Convert to fraction form
    30,212.11/45,328.16 = 16,169.01/x
  3. Step 3: Cross multiply
    30,212.11x = 45,328.16 × 16,169.01
  4. Step 4: Simplify right side
    30,212.11x = 732,911,205.26
  5. Step 5: Solve for x
    x = 732,911,205.26/30,212.11
  6. Step 6: Final answer
    x = 24,258.86

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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.