Home / 25,447.09-35,117.19-14,117.32

Finding the Fourth Proportional to 25,447.09, 35,117.19 and 14,117.32

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Solution

The fourth proportional to 25,447.09, 35,117.19 and 14,117.32 is: 19,482.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.09 : 35,117.19 = 14,117.32 : x
  2. Step 2: Convert to fraction form
    25,447.09/35,117.19 = 14,117.32/x
  3. Step 3: Cross multiply
    25,447.09x = 35,117.19 × 14,117.32
  4. Step 4: Simplify right side
    25,447.09x = 495,760,608.73
  5. Step 5: Solve for x
    x = 495,760,608.73/25,447.09
  6. Step 6: Final answer
    x = 19,482.02

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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.