Home / 34,680.33-52,019.28-9,720.18

Finding the Fourth Proportional to 34,680.33, 52,019.28 and 9,720.18

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Solution

The fourth proportional to 34,680.33, 52,019.28 and 9,720.18 is: 14,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,680.33 : 52,019.28 = 9,720.18 : x
  2. Step 2: Convert to fraction form
    34,680.33/52,019.28 = 9,720.18/x
  3. Step 3: Cross multiply
    34,680.33x = 52,019.28 × 9,720.18
  4. Step 4: Simplify right side
    34,680.33x = 505,636,765.07
  5. Step 5: Solve for x
    x = 505,636,765.07/34,680.33
  6. Step 6: Final answer
    x = 14,579.93

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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.