Home / 30,192.21-45,271.71-16,168.68

Finding the Fourth Proportional to 30,192.21, 45,271.71 and 16,168.68

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Solution

The fourth proportional to 30,192.21, 45,271.71 and 16,168.68 is: 24,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.21 : 45,271.71 = 16,168.68 : x
  2. Step 2: Convert to fraction form
    30,192.21/45,271.71 = 16,168.68/x
  3. Step 3: Cross multiply
    30,192.21x = 45,271.71 × 16,168.68
  4. Step 4: Simplify right side
    30,192.21x = 731,983,792.04
  5. Step 5: Solve for x
    x = 731,983,792.04/30,192.21
  6. Step 6: Final answer
    x = 24,244.13

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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.