Home / 12,370.56-18,547.44-4,575.12

Finding the Fourth Proportional to 12,370.56, 18,547.44 and 4,575.12

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Solution

The fourth proportional to 12,370.56, 18,547.44 and 4,575.12 is: 6,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.56 : 18,547.44 = 4,575.12 : x
  2. Step 2: Convert to fraction form
    12,370.56/18,547.44 = 4,575.12/x
  3. Step 3: Cross multiply
    12,370.56x = 18,547.44 × 4,575.12
  4. Step 4: Simplify right side
    12,370.56x = 84,856,763.69
  5. Step 5: Solve for x
    x = 84,856,763.69/12,370.56
  6. Step 6: Final answer
    x = 6,859.57

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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.