Home / 14,342.21-19,808.81-9,554.27

Finding the Fourth Proportional to 14,342.21, 19,808.81 and 9,554.27

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Solution

The fourth proportional to 14,342.21, 19,808.81 and 9,554.27 is: 13,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.21 : 19,808.81 = 9,554.27 : x
  2. Step 2: Convert to fraction form
    14,342.21/19,808.81 = 9,554.27/x
  3. Step 3: Cross multiply
    14,342.21x = 19,808.81 × 9,554.27
  4. Step 4: Simplify right side
    14,342.21x = 189,258,719.12
  5. Step 5: Solve for x
    x = 189,258,719.12/14,342.21
  6. Step 6: Final answer
    x = 13,195.92

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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.