Home / 16,580.02-22,880.19-9,128.02

Finding the Fourth Proportional to 16,580.02, 22,880.19 and 9,128.02

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Solution

The fourth proportional to 16,580.02, 22,880.19 and 9,128.02 is: 12,596.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.02 : 22,880.19 = 9,128.02 : x
  2. Step 2: Convert to fraction form
    16,580.02/22,880.19 = 9,128.02/x
  3. Step 3: Cross multiply
    16,580.02x = 22,880.19 × 9,128.02
  4. Step 4: Simplify right side
    16,580.02x = 208,850,831.92
  5. Step 5: Solve for x
    x = 208,850,831.92/16,580.02
  6. Step 6: Final answer
    x = 12,596.54

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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.