Home / 26,105.79-36,026.54-14,775.29

Finding the Fourth Proportional to 26,105.79, 36,026.54 and 14,775.29

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Solution

The fourth proportional to 26,105.79, 36,026.54 and 14,775.29 is: 20,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.79 : 36,026.54 = 14,775.29 : x
  2. Step 2: Convert to fraction form
    26,105.79/36,026.54 = 14,775.29/x
  3. Step 3: Cross multiply
    26,105.79x = 36,026.54 × 14,775.29
  4. Step 4: Simplify right side
    26,105.79x = 532,302,322.19
  5. Step 5: Solve for x
    x = 532,302,322.19/26,105.79
  6. Step 6: Final answer
    x = 20,390.20

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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.