Home / 12,026.70-18,034.80-6,403.32

Finding the Fourth Proportional to 12,026.70, 18,034.80 and 6,403.32

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Solution

The fourth proportional to 12,026.70, 18,034.80 and 6,403.32 is: 9,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.70 : 18,034.80 = 6,403.32 : x
  2. Step 2: Convert to fraction form
    12,026.70/18,034.80 = 6,403.32/x
  3. Step 3: Cross multiply
    12,026.70x = 18,034.80 × 6,403.32
  4. Step 4: Simplify right side
    12,026.70x = 115,482,595.54
  5. Step 5: Solve for x
    x = 115,482,595.54/12,026.70
  6. Step 6: Final answer
    x = 9,602.18

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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.