Home / 13,053.30-19,567.08-8,359.98

Finding the Fourth Proportional to 13,053.30, 19,567.08 and 8,359.98

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Solution

The fourth proportional to 13,053.30, 19,567.08 and 8,359.98 is: 12,531.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.30 : 19,567.08 = 8,359.98 : x
  2. Step 2: Convert to fraction form
    13,053.30/19,567.08 = 8,359.98/x
  3. Step 3: Cross multiply
    13,053.30x = 19,567.08 × 8,359.98
  4. Step 4: Simplify right side
    13,053.30x = 163,580,397.46
  5. Step 5: Solve for x
    x = 163,580,397.46/13,053.30
  6. Step 6: Final answer
    x = 12,531.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.