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Finding the Fourth Proportional to 34,904.95, 48,169.91 and 19,798.22

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Solution

The fourth proportional to 34,904.95, 48,169.91 and 19,798.22 is: 27,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,904.95 : 48,169.91 = 19,798.22 : x
  2. Step 2: Convert to fraction form
    34,904.95/48,169.91 = 19,798.22/x
  3. Step 3: Cross multiply
    34,904.95x = 48,169.91 × 19,798.22
  4. Step 4: Simplify right side
    34,904.95x = 953,678,475.56
  5. Step 5: Solve for x
    x = 953,678,475.56/34,904.95
  6. Step 6: Final answer
    x = 27,322.16

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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.