Home / 14,075.51-19,418.40-9,042.66

Finding the Fourth Proportional to 14,075.51, 19,418.40 and 9,042.66

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Solution

The fourth proportional to 14,075.51, 19,418.40 and 9,042.66 is: 12,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.51 : 19,418.40 = 9,042.66 : x
  2. Step 2: Convert to fraction form
    14,075.51/19,418.40 = 9,042.66/x
  3. Step 3: Cross multiply
    14,075.51x = 19,418.40 × 9,042.66
  4. Step 4: Simplify right side
    14,075.51x = 175,593,988.94
  5. Step 5: Solve for x
    x = 175,593,988.94/14,075.51
  6. Step 6: Final answer
    x = 12,475.15

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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.