Home / 16,868.04-23,278.08-9,314.36

Finding the Fourth Proportional to 16,868.04, 23,278.08 and 9,314.36

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Solution

The fourth proportional to 16,868.04, 23,278.08 and 9,314.36 is: 12,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.04 : 23,278.08 = 9,314.36 : x
  2. Step 2: Convert to fraction form
    16,868.04/23,278.08 = 9,314.36/x
  3. Step 3: Cross multiply
    16,868.04x = 23,278.08 × 9,314.36
  4. Step 4: Simplify right side
    16,868.04x = 216,820,417.23
  5. Step 5: Solve for x
    x = 216,820,417.23/16,868.04
  6. Step 6: Final answer
    x = 12,853.92

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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.