Home / 25,339.77-34,968.96-14,161.77

Finding the Fourth Proportional to 25,339.77, 34,968.96 and 14,161.77

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Solution

The fourth proportional to 25,339.77, 34,968.96 and 14,161.77 is: 19,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.77 : 34,968.96 = 14,161.77 : x
  2. Step 2: Convert to fraction form
    25,339.77/34,968.96 = 14,161.77/x
  3. Step 3: Cross multiply
    25,339.77x = 34,968.96 × 14,161.77
  4. Step 4: Simplify right side
    25,339.77x = 495,222,368.66
  5. Step 5: Solve for x
    x = 495,222,368.66/25,339.77
  6. Step 6: Final answer
    x = 19,543.29

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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.