Home / 13,044.25-18,000.93-7,075.79

Finding the Fourth Proportional to 13,044.25, 18,000.93 and 7,075.79

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Solution

The fourth proportional to 13,044.25, 18,000.93 and 7,075.79 is: 9,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.25 : 18,000.93 = 7,075.79 : x
  2. Step 2: Convert to fraction form
    13,044.25/18,000.93 = 7,075.79/x
  3. Step 3: Cross multiply
    13,044.25x = 18,000.93 × 7,075.79
  4. Step 4: Simplify right side
    13,044.25x = 127,370,800.48
  5. Step 5: Solve for x
    x = 127,370,800.48/13,044.25
  6. Step 6: Final answer
    x = 9,764.52

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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.