Home / 14,075.09-19,425.99-9,040.47

Finding the Fourth Proportional to 14,075.09, 19,425.99 and 9,040.47

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Solution

The fourth proportional to 14,075.09, 19,425.99 and 9,040.47 is: 12,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.09 : 19,425.99 = 9,040.47 : x
  2. Step 2: Convert to fraction form
    14,075.09/19,425.99 = 9,040.47/x
  3. Step 3: Cross multiply
    14,075.09x = 19,425.99 × 9,040.47
  4. Step 4: Simplify right side
    14,075.09x = 175,620,079.82
  5. Step 5: Solve for x
    x = 175,620,079.82/14,075.09
  6. Step 6: Final answer
    x = 12,477.37

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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.