Home / 16,851.60-23,255.31-9,298.16

Finding the Fourth Proportional to 16,851.60, 23,255.31 and 9,298.16

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Solution

The fourth proportional to 16,851.60, 23,255.31 and 9,298.16 is: 12,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.60 : 23,255.31 = 9,298.16 : x
  2. Step 2: Convert to fraction form
    16,851.60/23,255.31 = 9,298.16/x
  3. Step 3: Cross multiply
    16,851.60x = 23,255.31 × 9,298.16
  4. Step 4: Simplify right side
    16,851.60x = 216,231,476.95
  5. Step 5: Solve for x
    x = 216,231,476.95/16,851.60
  6. Step 6: Final answer
    x = 12,831.51

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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.