Home / 16,390.12-24,585.36-7,622.68

Finding the Fourth Proportional to 16,390.12, 24,585.36 and 7,622.68

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Solution

The fourth proportional to 16,390.12, 24,585.36 and 7,622.68 is: 11,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.12 : 24,585.36 = 7,622.68 : x
  2. Step 2: Convert to fraction form
    16,390.12/24,585.36 = 7,622.68/x
  3. Step 3: Cross multiply
    16,390.12x = 24,585.36 × 7,622.68
  4. Step 4: Simplify right side
    16,390.12x = 187,406,331.96
  5. Step 5: Solve for x
    x = 187,406,331.96/16,390.12
  6. Step 6: Final answer
    x = 11,434.10

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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.