Home / 30,455.48-42,083.34-23,758.04

Finding the Fourth Proportional to 30,455.48, 42,083.34 and 23,758.04

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Solution

The fourth proportional to 30,455.48, 42,083.34 and 23,758.04 is: 32,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,455.48 : 42,083.34 = 23,758.04 : x
  2. Step 2: Convert to fraction form
    30,455.48/42,083.34 = 23,758.04/x
  3. Step 3: Cross multiply
    30,455.48x = 42,083.34 × 23,758.04
  4. Step 4: Simplify right side
    30,455.48x = 999,817,675.05
  5. Step 5: Solve for x
    x = 999,817,675.05/30,455.48
  6. Step 6: Final answer
    x = 32,828.83

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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.