Home / 19,026.69-28,532.94-6,543.18

Finding the Fourth Proportional to 19,026.69, 28,532.94 and 6,543.18

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Solution

The fourth proportional to 19,026.69, 28,532.94 and 6,543.18 is: 9,812.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.69 : 28,532.94 = 6,543.18 : x
  2. Step 2: Convert to fraction form
    19,026.69/28,532.94 = 6,543.18/x
  3. Step 3: Cross multiply
    19,026.69x = 28,532.94 × 6,543.18
  4. Step 4: Simplify right side
    19,026.69x = 186,696,162.35
  5. Step 5: Solve for x
    x = 186,696,162.35/19,026.69
  6. Step 6: Final answer
    x = 9,812.33

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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.