Home / 30,764.16-46,148.76-8,577.74

Finding the Fourth Proportional to 30,764.16, 46,148.76 and 8,577.74

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Solution

The fourth proportional to 30,764.16, 46,148.76 and 8,577.74 is: 12,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,764.16 : 46,148.76 = 8,577.74 : x
  2. Step 2: Convert to fraction form
    30,764.16/46,148.76 = 8,577.74/x
  3. Step 3: Cross multiply
    30,764.16x = 46,148.76 × 8,577.74
  4. Step 4: Simplify right side
    30,764.16x = 395,851,833.86
  5. Step 5: Solve for x
    x = 395,851,833.86/30,764.16
  6. Step 6: Final answer
    x = 12,867.31

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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.