Home / 25,589.16-35,313.29-14,979.02

Finding the Fourth Proportional to 25,589.16, 35,313.29 and 14,979.02

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Solution

The fourth proportional to 25,589.16, 35,313.29 and 14,979.02 is: 20,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,589.16 : 35,313.29 = 14,979.02 : x
  2. Step 2: Convert to fraction form
    25,589.16/35,313.29 = 14,979.02/x
  3. Step 3: Cross multiply
    25,589.16x = 35,313.29 × 14,979.02
  4. Step 4: Simplify right side
    25,589.16x = 528,958,338.06
  5. Step 5: Solve for x
    x = 528,958,338.06/25,589.16
  6. Step 6: Final answer
    x = 20,671.19

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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.