Home / 13,895.74-19,176.12-7,608.11

Finding the Fourth Proportional to 13,895.74, 19,176.12 and 7,608.11

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Solution

The fourth proportional to 13,895.74, 19,176.12 and 7,608.11 is: 10,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.74 : 19,176.12 = 7,608.11 : x
  2. Step 2: Convert to fraction form
    13,895.74/19,176.12 = 7,608.11/x
  3. Step 3: Cross multiply
    13,895.74x = 19,176.12 × 7,608.11
  4. Step 4: Simplify right side
    13,895.74x = 145,894,030.33
  5. Step 5: Solve for x
    x = 145,894,030.33/13,895.74
  6. Step 6: Final answer
    x = 10,499.19

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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.