Home / 14,193.22-19,567.56-9,938.56

Finding the Fourth Proportional to 14,193.22, 19,567.56 and 9,938.56

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Solution

The fourth proportional to 14,193.22, 19,567.56 and 9,938.56 is: 13,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.22 : 19,567.56 = 9,938.56 : x
  2. Step 2: Convert to fraction form
    14,193.22/19,567.56 = 9,938.56/x
  3. Step 3: Cross multiply
    14,193.22x = 19,567.56 × 9,938.56
  4. Step 4: Simplify right side
    14,193.22x = 194,473,369.11
  5. Step 5: Solve for x
    x = 194,473,369.11/14,193.22
  6. Step 6: Final answer
    x = 13,701.85

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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.