Home / 16,989.51-23,444.73-9,436.34

Finding the Fourth Proportional to 16,989.51, 23,444.73 and 9,436.34

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Solution

The fourth proportional to 16,989.51, 23,444.73 and 9,436.34 is: 13,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.51 : 23,444.73 = 9,436.34 : x
  2. Step 2: Convert to fraction form
    16,989.51/23,444.73 = 9,436.34/x
  3. Step 3: Cross multiply
    16,989.51x = 23,444.73 × 9,436.34
  4. Step 4: Simplify right side
    16,989.51x = 221,232,326.26
  5. Step 5: Solve for x
    x = 221,232,326.26/16,989.51
  6. Step 6: Final answer
    x = 13,021.70

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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.