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Finding the Fourth Proportional to 34,764.99, 48,002.00 and 21,354.63

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Solution

The fourth proportional to 34,764.99, 48,002.00 and 21,354.63 is: 29,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,764.99 : 48,002.00 = 21,354.63 : x
  2. Step 2: Convert to fraction form
    34,764.99/48,002.00 = 21,354.63/x
  3. Step 3: Cross multiply
    34,764.99x = 48,002.00 × 21,354.63
  4. Step 4: Simplify right side
    34,764.99x = 1,025,064,842.49
  5. Step 5: Solve for x
    x = 1,025,064,842.49/34,764.99
  6. Step 6: Final answer
    x = 29,485.55

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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.