Home / 26,138.10-36,062.63-14,805.79

Finding the Fourth Proportional to 26,138.10, 36,062.63 and 14,805.79

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Solution

The fourth proportional to 26,138.10, 36,062.63 and 14,805.79 is: 20,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.10 : 36,062.63 = 14,805.79 : x
  2. Step 2: Convert to fraction form
    26,138.10/36,062.63 = 14,805.79/x
  3. Step 3: Cross multiply
    26,138.10x = 36,062.63 × 14,805.79
  4. Step 4: Simplify right side
    26,138.10x = 533,935,652.60
  5. Step 5: Solve for x
    x = 533,935,652.60/26,138.10
  6. Step 6: Final answer
    x = 20,427.49

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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.