Home / 24,005.40-36,018.90-8,434.20

Finding the Fourth Proportional to 24,005.40, 36,018.90 and 8,434.20

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Solution

The fourth proportional to 24,005.40, 36,018.90 and 8,434.20 is: 12,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,005.40 : 36,018.90 = 8,434.20 : x
  2. Step 2: Convert to fraction form
    24,005.40/36,018.90 = 8,434.20/x
  3. Step 3: Cross multiply
    24,005.40x = 36,018.90 × 8,434.20
  4. Step 4: Simplify right side
    24,005.40x = 303,790,606.38
  5. Step 5: Solve for x
    x = 303,790,606.38/24,005.40
  6. Step 6: Final answer
    x = 12,655.09

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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.