Home / 13,044.04-18,000.83-7,075.55

Finding the Fourth Proportional to 13,044.04, 18,000.83 and 7,075.55

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Solution

The fourth proportional to 13,044.04, 18,000.83 and 7,075.55 is: 9,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.04 : 18,000.83 = 7,075.55 : x
  2. Step 2: Convert to fraction form
    13,044.04/18,000.83 = 7,075.55/x
  3. Step 3: Cross multiply
    13,044.04x = 18,000.83 × 7,075.55
  4. Step 4: Simplify right side
    13,044.04x = 127,365,835.40
  5. Step 5: Solve for x
    x = 127,365,835.40/13,044.04
  6. Step 6: Final answer
    x = 9,764.30

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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.