Home / 30,677.06-46,016.61-8,488.58

Finding the Fourth Proportional to 30,677.06, 46,016.61 and 8,488.58

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Solution

The fourth proportional to 30,677.06, 46,016.61 and 8,488.58 is: 12,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677.06 : 46,016.61 = 8,488.58 : x
  2. Step 2: Convert to fraction form
    30,677.06/46,016.61 = 8,488.58/x
  3. Step 3: Cross multiply
    30,677.06x = 46,016.61 × 8,488.58
  4. Step 4: Simplify right side
    30,677.06x = 390,615,675.31
  5. Step 5: Solve for x
    x = 390,615,675.31/30,677.06
  6. Step 6: Final answer
    x = 12,733.15

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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.