Home / 13,908.29-19,193.27-7,534.76

Finding the Fourth Proportional to 13,908.29, 19,193.27 and 7,534.76

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Solution

The fourth proportional to 13,908.29, 19,193.27 and 7,534.76 is: 10,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.29 : 19,193.27 = 7,534.76 : x
  2. Step 2: Convert to fraction form
    13,908.29/19,193.27 = 7,534.76/x
  3. Step 3: Cross multiply
    13,908.29x = 19,193.27 × 7,534.76
  4. Step 4: Simplify right side
    13,908.29x = 144,616,549.43
  5. Step 5: Solve for x
    x = 144,616,549.43/13,908.29
  6. Step 6: Final answer
    x = 10,397.87

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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.