Home / 14,035.28-19,368.62-7,661.84

Finding the Fourth Proportional to 14,035.28, 19,368.62 and 7,661.84

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Solution

The fourth proportional to 14,035.28, 19,368.62 and 7,661.84 is: 10,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.28 : 19,368.62 = 7,661.84 : x
  2. Step 2: Convert to fraction form
    14,035.28/19,368.62 = 7,661.84/x
  3. Step 3: Cross multiply
    14,035.28x = 19,368.62 × 7,661.84
  4. Step 4: Simplify right side
    14,035.28x = 148,399,267.46
  5. Step 5: Solve for x
    x = 148,399,267.46/14,035.28
  6. Step 6: Final answer
    x = 10,573.30

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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.