Home / 13,769.84-19,002.66-7,482.62

Finding the Fourth Proportional to 13,769.84, 19,002.66 and 7,482.62

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Solution

The fourth proportional to 13,769.84, 19,002.66 and 7,482.62 is: 10,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.84 : 19,002.66 = 7,482.62 : x
  2. Step 2: Convert to fraction form
    13,769.84/19,002.66 = 7,482.62/x
  3. Step 3: Cross multiply
    13,769.84x = 19,002.66 × 7,482.62
  4. Step 4: Simplify right side
    13,769.84x = 142,189,683.77
  5. Step 5: Solve for x
    x = 142,189,683.77/13,769.84
  6. Step 6: Final answer
    x = 10,326.17

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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.