Home / 19,025.09-28,545.80-7,346.51

Finding the Fourth Proportional to 19,025.09, 28,545.80 and 7,346.51

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Solution

The fourth proportional to 19,025.09, 28,545.80 and 7,346.51 is: 11,022.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.09 : 28,545.80 = 7,346.51 : x
  2. Step 2: Convert to fraction form
    19,025.09/28,545.80 = 7,346.51/x
  3. Step 3: Cross multiply
    19,025.09x = 28,545.80 × 7,346.51
  4. Step 4: Simplify right side
    19,025.09x = 209,711,825.70
  5. Step 5: Solve for x
    x = 209,711,825.70/19,025.09
  6. Step 6: Final answer
    x = 11,022.91

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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.