Home / 16,398.16-22,629.32-10,112.08

Finding the Fourth Proportional to 16,398.16, 22,629.32 and 10,112.08

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Solution

The fourth proportional to 16,398.16, 22,629.32 and 10,112.08 is: 13,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.16 : 22,629.32 = 10,112.08 : x
  2. Step 2: Convert to fraction form
    16,398.16/22,629.32 = 10,112.08/x
  3. Step 3: Cross multiply
    16,398.16x = 22,629.32 × 10,112.08
  4. Step 4: Simplify right side
    16,398.16x = 228,829,494.19
  5. Step 5: Solve for x
    x = 228,829,494.19/16,398.16
  6. Step 6: Final answer
    x = 13,954.58

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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.