Home / 17,379.95-23,985.56-9,826.35

Finding the Fourth Proportional to 17,379.95, 23,985.56 and 9,826.35

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Solution

The fourth proportional to 17,379.95, 23,985.56 and 9,826.35 is: 13,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.95 : 23,985.56 = 9,826.35 : x
  2. Step 2: Convert to fraction form
    17,379.95/23,985.56 = 9,826.35/x
  3. Step 3: Cross multiply
    17,379.95x = 23,985.56 × 9,826.35
  4. Step 4: Simplify right side
    17,379.95x = 235,690,474.22
  5. Step 5: Solve for x
    x = 235,690,474.22/17,379.95
  6. Step 6: Final answer
    x = 13,561.06

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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.