Home / 26,189.91-36,140.51-14,703.98

Finding the Fourth Proportional to 26,189.91, 36,140.51 and 14,703.98

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Solution

The fourth proportional to 26,189.91, 36,140.51 and 14,703.98 is: 20,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.91 : 36,140.51 = 14,703.98 : x
  2. Step 2: Convert to fraction form
    26,189.91/36,140.51 = 14,703.98/x
  3. Step 3: Cross multiply
    26,189.91x = 36,140.51 × 14,703.98
  4. Step 4: Simplify right side
    26,189.91x = 531,409,192.29
  5. Step 5: Solve for x
    x = 531,409,192.29/26,189.91
  6. Step 6: Final answer
    x = 20,290.61

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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.