Home / 13,895.56-19,176.33-7,607.92

Finding the Fourth Proportional to 13,895.56, 19,176.33 and 7,607.92

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Solution

The fourth proportional to 13,895.56, 19,176.33 and 7,607.92 is: 10,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.56 : 19,176.33 = 7,607.92 : x
  2. Step 2: Convert to fraction form
    13,895.56/19,176.33 = 7,607.92/x
  3. Step 3: Cross multiply
    13,895.56x = 19,176.33 × 7,607.92
  4. Step 4: Simplify right side
    13,895.56x = 145,891,984.53
  5. Step 5: Solve for x
    x = 145,891,984.53/13,895.56
  6. Step 6: Final answer
    x = 10,499.18

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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.