Home / 17,040.15-23,515.65-9,486.81

Finding the Fourth Proportional to 17,040.15, 23,515.65 and 9,486.81

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Solution

The fourth proportional to 17,040.15, 23,515.65 and 9,486.81 is: 13,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,040.15 : 23,515.65 = 9,486.81 : x
  2. Step 2: Convert to fraction form
    17,040.15/23,515.65 = 9,486.81/x
  3. Step 3: Cross multiply
    17,040.15x = 23,515.65 × 9,486.81
  4. Step 4: Simplify right side
    17,040.15x = 223,088,503.58
  5. Step 5: Solve for x
    x = 223,088,503.58/17,040.15
  6. Step 6: Final answer
    x = 13,091.93

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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.