Home / 30,611.36-45,873.84-13,075.04

Finding the Fourth Proportional to 30,611.36, 45,873.84 and 13,075.04

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Solution

The fourth proportional to 30,611.36, 45,873.84 and 13,075.04 is: 19,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,611.36 : 45,873.84 = 13,075.04 : x
  2. Step 2: Convert to fraction form
    30,611.36/45,873.84 = 13,075.04/x
  3. Step 3: Cross multiply
    30,611.36x = 45,873.84 × 13,075.04
  4. Step 4: Simplify right side
    30,611.36x = 599,802,292.95
  5. Step 5: Solve for x
    x = 599,802,292.95/30,611.36
  6. Step 6: Final answer
    x = 19,594.11

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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.