Home / 34,808.30-48,038.57-20,460.94

Finding the Fourth Proportional to 34,808.30, 48,038.57 and 20,460.94

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Solution

The fourth proportional to 34,808.30, 48,038.57 and 20,460.94 is: 28,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.30 : 48,038.57 = 20,460.94 : x
  2. Step 2: Convert to fraction form
    34,808.30/48,038.57 = 20,460.94/x
  3. Step 3: Cross multiply
    34,808.30x = 48,038.57 × 20,460.94
  4. Step 4: Simplify right side
    34,808.30x = 982,914,256.20
  5. Step 5: Solve for x
    x = 982,914,256.20/34,808.30
  6. Step 6: Final answer
    x = 28,237.93

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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.