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Finding the Fourth Proportional to 34,903.65, 48,156.15 and 19,795.12

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Solution

The fourth proportional to 34,903.65, 48,156.15 and 19,795.12 is: 27,311.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,903.65 : 48,156.15 = 19,795.12 : x
  2. Step 2: Convert to fraction form
    34,903.65/48,156.15 = 19,795.12/x
  3. Step 3: Cross multiply
    34,903.65x = 48,156.15 × 19,795.12
  4. Step 4: Simplify right side
    34,903.65x = 953,256,767.99
  5. Step 5: Solve for x
    x = 953,256,767.99/34,903.65
  6. Step 6: Final answer
    x = 27,311.09

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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.