Home / 34,465.12-47,548.88-21,027.04

Finding the Fourth Proportional to 34,465.12, 47,548.88 and 21,027.04

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Solution

The fourth proportional to 34,465.12, 47,548.88 and 21,027.04 is: 29,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,465.12 : 47,548.88 = 21,027.04 : x
  2. Step 2: Convert to fraction form
    34,465.12/47,548.88 = 21,027.04/x
  3. Step 3: Cross multiply
    34,465.12x = 47,548.88 × 21,027.04
  4. Step 4: Simplify right side
    34,465.12x = 999,812,201.72
  5. Step 5: Solve for x
    x = 999,812,201.72/34,465.12
  6. Step 6: Final answer
    x = 29,009.39

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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.