Home / 34,383.22-47,477.04-21,656.90

Finding the Fourth Proportional to 34,383.22, 47,477.04 and 21,656.90

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Solution

The fourth proportional to 34,383.22, 47,477.04 and 21,656.90 is: 29,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,383.22 : 47,477.04 = 21,656.90 : x
  2. Step 2: Convert to fraction form
    34,383.22/47,477.04 = 21,656.90/x
  3. Step 3: Cross multiply
    34,383.22x = 47,477.04 × 21,656.90
  4. Step 4: Simplify right side
    34,383.22x = 1,028,205,545.06
  5. Step 5: Solve for x
    x = 1,028,205,545.06/34,383.22
  6. Step 6: Final answer
    x = 29,904.29

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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.