Home / 19,035.54-28,555.23-6,553.91

Finding the Fourth Proportional to 19,035.54, 28,555.23 and 6,553.91

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Solution

The fourth proportional to 19,035.54, 28,555.23 and 6,553.91 is: 9,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.54 : 28,555.23 = 6,553.91 : x
  2. Step 2: Convert to fraction form
    19,035.54/28,555.23 = 6,553.91/x
  3. Step 3: Cross multiply
    19,035.54x = 28,555.23 × 6,553.91
  4. Step 4: Simplify right side
    19,035.54x = 187,148,503.41
  5. Step 5: Solve for x
    x = 187,148,503.41/19,035.54
  6. Step 6: Final answer
    x = 9,831.53

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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.