Home / 37,831.86-52,210.98-21,916.58

Finding the Fourth Proportional to 37,831.86, 52,210.98 and 21,916.58

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Solution

The fourth proportional to 37,831.86, 52,210.98 and 21,916.58 is: 30,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,831.86 : 52,210.98 = 21,916.58 : x
  2. Step 2: Convert to fraction form
    37,831.86/52,210.98 = 21,916.58/x
  3. Step 3: Cross multiply
    37,831.86x = 52,210.98 × 21,916.58
  4. Step 4: Simplify right side
    37,831.86x = 1,144,285,858.99
  5. Step 5: Solve for x
    x = 1,144,285,858.99/37,831.86
  6. Step 6: Final answer
    x = 30,246.62

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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.