Home / 13,908.09-19,193.04-7,534.53

Finding the Fourth Proportional to 13,908.09, 19,193.04 and 7,534.53

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Solution

The fourth proportional to 13,908.09, 19,193.04 and 7,534.53 is: 10,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.09 : 19,193.04 = 7,534.53 : x
  2. Step 2: Convert to fraction form
    13,908.09/19,193.04 = 7,534.53/x
  3. Step 3: Cross multiply
    13,908.09x = 19,193.04 × 7,534.53
  4. Step 4: Simplify right side
    13,908.09x = 144,610,535.67
  5. Step 5: Solve for x
    x = 144,610,535.67/13,908.09
  6. Step 6: Final answer
    x = 10,397.58

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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.