Home / 13,327.93-19,960.80-10,535.86

Finding the Fourth Proportional to 13,327.93, 19,960.80 and 10,535.86

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Solution

The fourth proportional to 13,327.93, 19,960.80 and 10,535.86 is: 15,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.93 : 19,960.80 = 10,535.86 : x
  2. Step 2: Convert to fraction form
    13,327.93/19,960.80 = 10,535.86/x
  3. Step 3: Cross multiply
    13,327.93x = 19,960.80 × 10,535.86
  4. Step 4: Simplify right side
    13,327.93x = 210,304,194.29
  5. Step 5: Solve for x
    x = 210,304,194.29/13,327.93
  6. Step 6: Final answer
    x = 15,779.21

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1.5x scale

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.