Home / 16,190.40-24,271.20-10,646.40

Finding the Fourth Proportional to 16,190.40, 24,271.20 and 10,646.40

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Solution

The fourth proportional to 16,190.40, 24,271.20 and 10,646.40 is: 15,960.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.40 : 24,271.20 = 10,646.40 : x
  2. Step 2: Convert to fraction form
    16,190.40/24,271.20 = 10,646.40/x
  3. Step 3: Cross multiply
    16,190.40x = 24,271.20 × 10,646.40
  4. Step 4: Simplify right side
    16,190.40x = 258,400,903.68
  5. Step 5: Solve for x
    x = 258,400,903.68/16,190.40
  6. Step 6: Final answer
    x = 15,960.13

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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.