Home / 13,895.07-19,175.02-7,926.72

Finding the Fourth Proportional to 13,895.07, 19,175.02 and 7,926.72

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Solution

The fourth proportional to 13,895.07, 19,175.02 and 7,926.72 is: 10,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.07 : 19,175.02 = 7,926.72 : x
  2. Step 2: Convert to fraction form
    13,895.07/19,175.02 = 7,926.72/x
  3. Step 3: Cross multiply
    13,895.07x = 19,175.02 × 7,926.72
  4. Step 4: Simplify right side
    13,895.07x = 151,995,014.53
  5. Step 5: Solve for x
    x = 151,995,014.53/13,895.07
  6. Step 6: Final answer
    x = 10,938.77

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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.