Home / 16,368.16-22,601.38-13,343.75

Finding the Fourth Proportional to 16,368.16, 22,601.38 and 13,343.75

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Solution

The fourth proportional to 16,368.16, 22,601.38 and 13,343.75 is: 18,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.16 : 22,601.38 = 13,343.75 : x
  2. Step 2: Convert to fraction form
    16,368.16/22,601.38 = 13,343.75/x
  3. Step 3: Cross multiply
    16,368.16x = 22,601.38 × 13,343.75
  4. Step 4: Simplify right side
    16,368.16x = 301,587,187.52
  5. Step 5: Solve for x
    x = 301,587,187.52/16,368.16
  6. Step 6: Final answer
    x = 18,425.24

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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.