Home / 19,328.27-26,675.15-10,831.77

Finding the Fourth Proportional to 19,328.27, 26,675.15 and 10,831.77

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Solution

The fourth proportional to 19,328.27, 26,675.15 and 10,831.77 is: 14,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.27 : 26,675.15 = 10,831.77 : x
  2. Step 2: Convert to fraction form
    19,328.27/26,675.15 = 10,831.77/x
  3. Step 3: Cross multiply
    19,328.27x = 26,675.15 × 10,831.77
  4. Step 4: Simplify right side
    19,328.27x = 288,939,035.36
  5. Step 5: Solve for x
    x = 288,939,035.36/19,328.27
  6. Step 6: Final answer
    x = 14,949.04

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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.