Home / 16,947.54-23,409.93-13,017.23

Finding the Fourth Proportional to 16,947.54, 23,409.93 and 13,017.23

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Solution

The fourth proportional to 16,947.54, 23,409.93 and 13,017.23 is: 17,980.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.54 : 23,409.93 = 13,017.23 : x
  2. Step 2: Convert to fraction form
    16,947.54/23,409.93 = 13,017.23/x
  3. Step 3: Cross multiply
    16,947.54x = 23,409.93 × 13,017.23
  4. Step 4: Simplify right side
    16,947.54x = 304,732,326.04
  5. Step 5: Solve for x
    x = 304,732,326.04/16,947.54
  6. Step 6: Final answer
    x = 17,980.92

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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.