Home / 19,363.68-29,045.80-7,518.14

Finding the Fourth Proportional to 19,363.68, 29,045.80 and 7,518.14

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Solution

The fourth proportional to 19,363.68, 29,045.80 and 7,518.14 is: 11,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.68 : 29,045.80 = 7,518.14 : x
  2. Step 2: Convert to fraction form
    19,363.68/29,045.80 = 7,518.14/x
  3. Step 3: Cross multiply
    19,363.68x = 29,045.80 × 7,518.14
  4. Step 4: Simplify right side
    19,363.68x = 218,370,245.58
  5. Step 5: Solve for x
    x = 218,370,245.58/19,363.68
  6. Step 6: Final answer
    x = 11,277.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.