Home / 38,129.84-52,620.53-23,019.55

Finding the Fourth Proportional to 38,129.84, 52,620.53 and 23,019.55

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Solution

The fourth proportional to 38,129.84, 52,620.53 and 23,019.55 is: 31,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,129.84 : 52,620.53 = 23,019.55 : x
  2. Step 2: Convert to fraction form
    38,129.84/52,620.53 = 23,019.55/x
  3. Step 3: Cross multiply
    38,129.84x = 52,620.53 × 23,019.55
  4. Step 4: Simplify right side
    38,129.84x = 1,211,300,674.71
  5. Step 5: Solve for x
    x = 1,211,300,674.71/38,129.84
  6. Step 6: Final answer
    x = 31,767.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.