Home / 14,102.36-19,462.04-7,814.60

Finding the Fourth Proportional to 14,102.36, 19,462.04 and 7,814.60

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Solution

The fourth proportional to 14,102.36, 19,462.04 and 7,814.60 is: 10,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.36 : 19,462.04 = 7,814.60 : x
  2. Step 2: Convert to fraction form
    14,102.36/19,462.04 = 7,814.60/x
  3. Step 3: Cross multiply
    14,102.36x = 19,462.04 × 7,814.60
  4. Step 4: Simplify right side
    14,102.36x = 152,087,921.40
  5. Step 5: Solve for x
    x = 152,087,921.40/14,102.36
  6. Step 6: Final answer
    x = 10,784.58

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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.