Home / 13,948.01-19,248.01-7,660.34

Finding the Fourth Proportional to 13,948.01, 19,248.01 and 7,660.34

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Solution

The fourth proportional to 13,948.01, 19,248.01 and 7,660.34 is: 10,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.01 : 19,248.01 = 7,660.34 : x
  2. Step 2: Convert to fraction form
    13,948.01/19,248.01 = 7,660.34/x
  3. Step 3: Cross multiply
    13,948.01x = 19,248.01 × 7,660.34
  4. Step 4: Simplify right side
    13,948.01x = 147,446,185.53
  5. Step 5: Solve for x
    x = 147,446,185.53/13,948.01
  6. Step 6: Final answer
    x = 10,571.13

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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.