Home / 42,164.68-63,226.36-14,075.09

Finding the Fourth Proportional to 42,164.68, 63,226.36 and 14,075.09

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Solution

The fourth proportional to 42,164.68, 63,226.36 and 14,075.09 is: 21,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,164.68 : 63,226.36 = 14,075.09 : x
  2. Step 2: Convert to fraction form
    42,164.68/63,226.36 = 14,075.09/x
  3. Step 3: Cross multiply
    42,164.68x = 63,226.36 × 14,075.09
  4. Step 4: Simplify right side
    42,164.68x = 889,916,883.03
  5. Step 5: Solve for x
    x = 889,916,883.03/42,164.68
  6. Step 6: Final answer
    x = 21,105.74

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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.