Home / 34,038.72-50,970.60-20,851.11

Finding the Fourth Proportional to 34,038.72, 50,970.60 and 20,851.11

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Solution

The fourth proportional to 34,038.72, 50,970.60 and 20,851.11 is: 31,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,038.72 : 50,970.60 = 20,851.11 : x
  2. Step 2: Convert to fraction form
    34,038.72/50,970.60 = 20,851.11/x
  3. Step 3: Cross multiply
    34,038.72x = 50,970.60 × 20,851.11
  4. Step 4: Simplify right side
    34,038.72x = 1,062,793,587.37
  5. Step 5: Solve for x
    x = 1,062,793,587.37/34,038.72
  6. Step 6: Final answer
    x = 31,223.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.