Home / 24,013.09-33,155.63-15,520.24

Finding the Fourth Proportional to 24,013.09, 33,155.63 and 15,520.24

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Solution

The fourth proportional to 24,013.09, 33,155.63 and 15,520.24 is: 21,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,013.09 : 33,155.63 = 15,520.24 : x
  2. Step 2: Convert to fraction form
    24,013.09/33,155.63 = 15,520.24/x
  3. Step 3: Cross multiply
    24,013.09x = 33,155.63 × 15,520.24
  4. Step 4: Simplify right side
    24,013.09x = 514,583,257.35
  5. Step 5: Solve for x
    x = 514,583,257.35/24,013.09
  6. Step 6: Final answer
    x = 21,429.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.