Home / 34,834.88-48,072.48-18,919.48

Finding the Fourth Proportional to 34,834.88, 48,072.48 and 18,919.48

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Solution

The fourth proportional to 34,834.88, 48,072.48 and 18,919.48 is: 26,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,834.88 : 48,072.48 = 18,919.48 : x
  2. Step 2: Convert to fraction form
    34,834.88/48,072.48 = 18,919.48/x
  3. Step 3: Cross multiply
    34,834.88x = 48,072.48 × 18,919.48
  4. Step 4: Simplify right side
    34,834.88x = 909,506,323.91
  5. Step 5: Solve for x
    x = 909,506,323.91/34,834.88
  6. Step 6: Final answer
    x = 26,109.07

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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.