Home / 30,749.90-46,126.06-8,565.22

Finding the Fourth Proportional to 30,749.90, 46,126.06 and 8,565.22

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Solution

The fourth proportional to 30,749.90, 46,126.06 and 8,565.22 is: 12,848.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,749.90 : 46,126.06 = 8,565.22 : x
  2. Step 2: Convert to fraction form
    30,749.90/46,126.06 = 8,565.22/x
  3. Step 3: Cross multiply
    30,749.90x = 46,126.06 × 8,565.22
  4. Step 4: Simplify right side
    30,749.90x = 395,079,642.42
  5. Step 5: Solve for x
    x = 395,079,642.42/30,749.90
  6. Step 6: Final answer
    x = 12,848.16

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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.