Home / 13,844.99-19,106.06-7,557.36

Finding the Fourth Proportional to 13,844.99, 19,106.06 and 7,557.36

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Solution

The fourth proportional to 13,844.99, 19,106.06 and 7,557.36 is: 10,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.99 : 19,106.06 = 7,557.36 : x
  2. Step 2: Convert to fraction form
    13,844.99/19,106.06 = 7,557.36/x
  3. Step 3: Cross multiply
    13,844.99x = 19,106.06 × 7,557.36
  4. Step 4: Simplify right side
    13,844.99x = 144,391,335.81
  5. Step 5: Solve for x
    x = 144,391,335.81/13,844.99
  6. Step 6: Final answer
    x = 10,429.14

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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.