Home / 13,833.04-19,089.66-7,545.55

Finding the Fourth Proportional to 13,833.04, 19,089.66 and 7,545.55

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Solution

The fourth proportional to 13,833.04, 19,089.66 and 7,545.55 is: 10,412.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.04 : 19,089.66 = 7,545.55 : x
  2. Step 2: Convert to fraction form
    13,833.04/19,089.66 = 7,545.55/x
  3. Step 3: Cross multiply
    13,833.04x = 19,089.66 × 7,545.55
  4. Step 4: Simplify right side
    13,833.04x = 144,042,005.66
  5. Step 5: Solve for x
    x = 144,042,005.66/13,833.04
  6. Step 6: Final answer
    x = 10,412.89

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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.