Home / 26,348.09-39,436.20-14,322.15

Finding the Fourth Proportional to 26,348.09, 39,436.20 and 14,322.15

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Solution

The fourth proportional to 26,348.09, 39,436.20 and 14,322.15 is: 21,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,348.09 : 39,436.20 = 14,322.15 : x
  2. Step 2: Convert to fraction form
    26,348.09/39,436.20 = 14,322.15/x
  3. Step 3: Cross multiply
    26,348.09x = 39,436.20 × 14,322.15
  4. Step 4: Simplify right side
    26,348.09x = 564,811,171.83
  5. Step 5: Solve for x
    x = 564,811,171.83/26,348.09
  6. Step 6: Final answer
    x = 21,436.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.