Home / 14,075.29-21,112.91-6,675.71

Finding the Fourth Proportional to 14,075.29, 21,112.91 and 6,675.71

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Solution

The fourth proportional to 14,075.29, 21,112.91 and 6,675.71 is: 10,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.29 : 21,112.91 = 6,675.71 : x
  2. Step 2: Convert to fraction form
    14,075.29/21,112.91 = 6,675.71/x
  3. Step 3: Cross multiply
    14,075.29x = 21,112.91 × 6,675.71
  4. Step 4: Simplify right side
    14,075.29x = 140,943,525.47
  5. Step 5: Solve for x
    x = 140,943,525.47/14,075.29
  6. Step 6: Final answer
    x = 10,013.55

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1.5x scale

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.