Home / 14,181.39-19,570.29-7,895.25

Finding the Fourth Proportional to 14,181.39, 19,570.29 and 7,895.25

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Solution

The fourth proportional to 14,181.39, 19,570.29 and 7,895.25 is: 10,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.39 : 19,570.29 = 7,895.25 : x
  2. Step 2: Convert to fraction form
    14,181.39/19,570.29 = 7,895.25/x
  3. Step 3: Cross multiply
    14,181.39x = 19,570.29 × 7,895.25
  4. Step 4: Simplify right side
    14,181.39x = 154,512,332.12
  5. Step 5: Solve for x
    x = 154,512,332.12/14,181.39
  6. Step 6: Final answer
    x = 10,895.43

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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.