Home / 15,790.34-23,686.77-9,217.19

Finding the Fourth Proportional to 15,790.34, 23,686.77 and 9,217.19

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Solution

The fourth proportional to 15,790.34, 23,686.77 and 9,217.19 is: 13,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790.34 : 23,686.77 = 9,217.19 : x
  2. Step 2: Convert to fraction form
    15,790.34/23,686.77 = 9,217.19/x
  3. Step 3: Cross multiply
    15,790.34x = 23,686.77 × 9,217.19
  4. Step 4: Simplify right side
    15,790.34x = 218,325,459.58
  5. Step 5: Solve for x
    x = 218,325,459.58/15,790.34
  6. Step 6: Final answer
    x = 13,826.52

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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.