Home / 16,223.28-22,390.40-9,853.04

Finding the Fourth Proportional to 16,223.28, 22,390.40 and 9,853.04

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Solution

The fourth proportional to 16,223.28, 22,390.40 and 9,853.04 is: 13,598.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,223.28 : 22,390.40 = 9,853.04 : x
  2. Step 2: Convert to fraction form
    16,223.28/22,390.40 = 9,853.04/x
  3. Step 3: Cross multiply
    16,223.28x = 22,390.40 × 9,853.04
  4. Step 4: Simplify right side
    16,223.28x = 220,613,506.82
  5. Step 5: Solve for x
    x = 220,613,506.82/16,223.28
  6. Step 6: Final answer
    x = 13,598.58

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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.