Home / 29,907.20-44,860.40-9,130.80

Finding the Fourth Proportional to 29,907.20, 44,860.40 and 9,130.80

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Solution

The fourth proportional to 29,907.20, 44,860.40 and 9,130.80 is: 13,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907.20 : 44,860.40 = 9,130.80 : x
  2. Step 2: Convert to fraction form
    29,907.20/44,860.40 = 9,130.80/x
  3. Step 3: Cross multiply
    29,907.20x = 44,860.40 × 9,130.80
  4. Step 4: Simplify right side
    29,907.20x = 409,611,340.32
  5. Step 5: Solve for x
    x = 409,611,340.32/29,907.20
  6. Step 6: Final answer
    x = 13,696.08

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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.