Home / 14,035.09-19,368.45-7,747.47

Finding the Fourth Proportional to 14,035.09, 19,368.45 and 7,747.47

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Solution

The fourth proportional to 14,035.09, 19,368.45 and 7,747.47 is: 10,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.09 : 19,368.45 = 7,747.47 : x
  2. Step 2: Convert to fraction form
    14,035.09/19,368.45 = 7,747.47/x
  3. Step 3: Cross multiply
    14,035.09x = 19,368.45 × 7,747.47
  4. Step 4: Simplify right side
    14,035.09x = 150,056,485.32
  5. Step 5: Solve for x
    x = 150,056,485.32/14,035.09
  6. Step 6: Final answer
    x = 10,691.52

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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.