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Finding the Fourth Proportional to 34,919.84, 48,188.58 and 19,004.32

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Solution

The fourth proportional to 34,919.84, 48,188.58 and 19,004.32 is: 26,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,919.84 : 48,188.58 = 19,004.32 : x
  2. Step 2: Convert to fraction form
    34,919.84/48,188.58 = 19,004.32/x
  3. Step 3: Cross multiply
    34,919.84x = 48,188.58 × 19,004.32
  4. Step 4: Simplify right side
    34,919.84x = 915,791,194.67
  5. Step 5: Solve for x
    x = 915,791,194.67/34,919.84
  6. Step 6: Final answer
    x = 26,225.53

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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.