Home / 26,187.12-36,141.92-14,859.40

Finding the Fourth Proportional to 26,187.12, 36,141.92 and 14,859.40

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Solution

The fourth proportional to 26,187.12, 36,141.92 and 14,859.40 is: 20,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.12 : 36,141.92 = 14,859.40 : x
  2. Step 2: Convert to fraction form
    26,187.12/36,141.92 = 14,859.40/x
  3. Step 3: Cross multiply
    26,187.12x = 36,141.92 × 14,859.40
  4. Step 4: Simplify right side
    26,187.12x = 537,047,246.05
  5. Step 5: Solve for x
    x = 537,047,246.05/26,187.12
  6. Step 6: Final answer
    x = 20,508.07

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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.