Home / 13,017.12-19,535.36-7,473.12

Finding the Fourth Proportional to 13,017.12, 19,535.36 and 7,473.12

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Solution

The fourth proportional to 13,017.12, 19,535.36 and 7,473.12 is: 11,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.12 : 19,535.36 = 7,473.12 : x
  2. Step 2: Convert to fraction form
    13,017.12/19,535.36 = 7,473.12/x
  3. Step 3: Cross multiply
    13,017.12x = 19,535.36 × 7,473.12
  4. Step 4: Simplify right side
    13,017.12x = 145,990,089.52
  5. Step 5: Solve for x
    x = 145,990,089.52/13,017.12
  6. Step 6: Final answer
    x = 11,215.24

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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.