Home / 17,332.80-23,919.13-9,779.19

Finding the Fourth Proportional to 17,332.80, 23,919.13 and 9,779.19

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Solution

The fourth proportional to 17,332.80, 23,919.13 and 9,779.19 is: 13,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,332.80 : 23,919.13 = 9,779.19 : x
  2. Step 2: Convert to fraction form
    17,332.80/23,919.13 = 9,779.19/x
  3. Step 3: Cross multiply
    17,332.80x = 23,919.13 × 9,779.19
  4. Step 4: Simplify right side
    17,332.80x = 233,909,716.90
  5. Step 5: Solve for x
    x = 233,909,716.90/17,332.80
  6. Step 6: Final answer
    x = 13,495.21

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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.