Home / 14,449.04-19,939.60-8,075.63

Finding the Fourth Proportional to 14,449.04, 19,939.60 and 8,075.63

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Solution

The fourth proportional to 14,449.04, 19,939.60 and 8,075.63 is: 11,144.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.04 : 19,939.60 = 8,075.63 : x
  2. Step 2: Convert to fraction form
    14,449.04/19,939.60 = 8,075.63/x
  3. Step 3: Cross multiply
    14,449.04x = 19,939.60 × 8,075.63
  4. Step 4: Simplify right side
    14,449.04x = 161,024,712.06
  5. Step 5: Solve for x
    x = 161,024,712.06/14,449.04
  6. Step 6: Final answer
    x = 11,144.32

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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.