Home / 13,063.67-18,030.69-8,032.20

Finding the Fourth Proportional to 13,063.67, 18,030.69 and 8,032.20

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Solution

The fourth proportional to 13,063.67, 18,030.69 and 8,032.20 is: 11,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.67 : 18,030.69 = 8,032.20 : x
  2. Step 2: Convert to fraction form
    13,063.67/18,030.69 = 8,032.20/x
  3. Step 3: Cross multiply
    13,063.67x = 18,030.69 × 8,032.20
  4. Step 4: Simplify right side
    13,063.67x = 144,826,108.22
  5. Step 5: Solve for x
    x = 144,826,108.22/13,063.67
  6. Step 6: Final answer
    x = 11,086.18

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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.