Home / 14,022.10-19,351.12-8,055.64

Finding the Fourth Proportional to 14,022.10, 19,351.12 and 8,055.64

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Solution

The fourth proportional to 14,022.10, 19,351.12 and 8,055.64 is: 11,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.10 : 19,351.12 = 8,055.64 : x
  2. Step 2: Convert to fraction form
    14,022.10/19,351.12 = 8,055.64/x
  3. Step 3: Cross multiply
    14,022.10x = 19,351.12 × 8,055.64
  4. Step 4: Simplify right side
    14,022.10x = 155,885,656.32
  5. Step 5: Solve for x
    x = 155,885,656.32/14,022.10
  6. Step 6: Final answer
    x = 11,117.14

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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.