Home / 26,513.47-36,579.46-16,438.29

Finding the Fourth Proportional to 26,513.47, 36,579.46 and 16,438.29

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Solution

The fourth proportional to 26,513.47, 36,579.46 and 16,438.29 is: 22,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,513.47 : 36,579.46 = 16,438.29 : x
  2. Step 2: Convert to fraction form
    26,513.47/36,579.46 = 16,438.29/x
  3. Step 3: Cross multiply
    26,513.47x = 36,579.46 × 16,438.29
  4. Step 4: Simplify right side
    26,513.47x = 601,303,771.52
  5. Step 5: Solve for x
    x = 601,303,771.52/26,513.47
  6. Step 6: Final answer
    x = 22,679.18

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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.