Home / 35,075.58-52,634.34-12,891.20

Finding the Fourth Proportional to 35,075.58, 52,634.34 and 12,891.20

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Solution

The fourth proportional to 35,075.58, 52,634.34 and 12,891.20 is: 19,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,075.58 : 52,634.34 = 12,891.20 : x
  2. Step 2: Convert to fraction form
    35,075.58/52,634.34 = 12,891.20/x
  3. Step 3: Cross multiply
    35,075.58x = 52,634.34 × 12,891.20
  4. Step 4: Simplify right side
    35,075.58x = 678,519,803.81
  5. Step 5: Solve for x
    x = 678,519,803.81/35,075.58
  6. Step 6: Final answer
    x = 19,344.51

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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.