Home / 13,813.10-19,068.89-9,567.38

Finding the Fourth Proportional to 13,813.10, 19,068.89 and 9,567.38

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Solution

The fourth proportional to 13,813.10, 19,068.89 and 9,567.38 is: 13,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.10 : 19,068.89 = 9,567.38 : x
  2. Step 2: Convert to fraction form
    13,813.10/19,068.89 = 9,567.38/x
  3. Step 3: Cross multiply
    13,813.10x = 19,068.89 × 9,567.38
  4. Step 4: Simplify right side
    13,813.10x = 182,439,316.64
  5. Step 5: Solve for x
    x = 182,439,316.64/13,813.10
  6. Step 6: Final answer
    x = 13,207.70

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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.