Home / 12,717.51-19,074.64-3,358.29

Finding the Fourth Proportional to 12,717.51, 19,074.64 and 3,358.29

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Solution

The fourth proportional to 12,717.51, 19,074.64 and 3,358.29 is: 5,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.51 : 19,074.64 = 3,358.29 : x
  2. Step 2: Convert to fraction form
    12,717.51/19,074.64 = 3,358.29/x
  3. Step 3: Cross multiply
    12,717.51x = 19,074.64 × 3,358.29
  4. Step 4: Simplify right side
    12,717.51x = 64,058,172.77
  5. Step 5: Solve for x
    x = 64,058,172.77/12,717.51
  6. Step 6: Final answer
    x = 5,037.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.