Home / 15,130.04-22,692.54-4,739

Finding the Fourth Proportional to 15,130.04, 22,692.54 and 4,739

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Solution

The fourth proportional to 15,130.04, 22,692.54 and 4,739 is: 7,107.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.04 : 22,692.54 = 4,739 : x
  2. Step 2: Convert to fraction form
    15,130.04/22,692.54 = 4,739/x
  3. Step 3: Cross multiply
    15,130.04x = 22,692.54 × 4,739
  4. Step 4: Simplify right side
    15,130.04x = 107,539,947.06
  5. Step 5: Solve for x
    x = 107,539,947.06/15,130.04
  6. Step 6: Final answer
    x = 7,107.71

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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.