Home / 29,075.60-40,107.48-19,627.76

Finding the Fourth Proportional to 29,075.60, 40,107.48 and 19,627.76

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Solution

The fourth proportional to 29,075.60, 40,107.48 and 19,627.76 is: 27,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075.60 : 40,107.48 = 19,627.76 : x
  2. Step 2: Convert to fraction form
    29,075.60/40,107.48 = 19,627.76/x
  3. Step 3: Cross multiply
    29,075.60x = 40,107.48 × 19,627.76
  4. Step 4: Simplify right side
    29,075.60x = 787,219,991.64
  5. Step 5: Solve for x
    x = 787,219,991.64/29,075.60
  6. Step 6: Final answer
    x = 27,074.94

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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.