Home / 45,662.87-68,500.76-14,075.51

Finding the Fourth Proportional to 45,662.87, 68,500.76 and 14,075.51

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Solution

The fourth proportional to 45,662.87, 68,500.76 and 14,075.51 is: 21,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,662.87 : 68,500.76 = 14,075.51 : x
  2. Step 2: Convert to fraction form
    45,662.87/68,500.76 = 14,075.51/x
  3. Step 3: Cross multiply
    45,662.87x = 68,500.76 × 14,075.51
  4. Step 4: Simplify right side
    45,662.87x = 964,182,719.51
  5. Step 5: Solve for x
    x = 964,182,719.51/45,662.87
  6. Step 6: Final answer
    x = 21,115.24

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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.