Home / 16,243.60-24,365.40-9,220.90

Finding the Fourth Proportional to 16,243.60, 24,365.40 and 9,220.90

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Solution

The fourth proportional to 16,243.60, 24,365.40 and 9,220.90 is: 13,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.60 : 24,365.40 = 9,220.90 : x
  2. Step 2: Convert to fraction form
    16,243.60/24,365.40 = 9,220.90/x
  3. Step 3: Cross multiply
    16,243.60x = 24,365.40 × 9,220.90
  4. Step 4: Simplify right side
    16,243.60x = 224,670,916.86
  5. Step 5: Solve for x
    x = 224,670,916.86/16,243.60
  6. Step 6: Final answer
    x = 13,831.35

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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.