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Finding the Fourth Proportional to 34,401.40, 51,609.30 and 11,030.20

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Solution

The fourth proportional to 34,401.40, 51,609.30 and 11,030.20 is: 16,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,401.40 : 51,609.30 = 11,030.20 : x
  2. Step 2: Convert to fraction form
    34,401.40/51,609.30 = 11,030.20/x
  3. Step 3: Cross multiply
    34,401.40x = 51,609.30 × 11,030.20
  4. Step 4: Simplify right side
    34,401.40x = 569,260,900.86
  5. Step 5: Solve for x
    x = 569,260,900.86/34,401.40
  6. Step 6: Final answer
    x = 16,547.61

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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.