Home / 14,055.19-19,396.16-7,767.56

Finding the Fourth Proportional to 14,055.19, 19,396.16 and 7,767.56

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Solution

The fourth proportional to 14,055.19, 19,396.16 and 7,767.56 is: 10,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.19 : 19,396.16 = 7,767.56 : x
  2. Step 2: Convert to fraction form
    14,055.19/19,396.16 = 7,767.56/x
  3. Step 3: Cross multiply
    14,055.19x = 19,396.16 × 7,767.56
  4. Step 4: Simplify right side
    14,055.19x = 150,660,875.35
  5. Step 5: Solve for x
    x = 150,660,875.35/14,055.19
  6. Step 6: Final answer
    x = 10,719.24

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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.