Home / 14,049.54-21,075.93-4,690.80

Finding the Fourth Proportional to 14,049.54, 21,075.93 and 4,690.80

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Solution

The fourth proportional to 14,049.54, 21,075.93 and 4,690.80 is: 7,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.54 : 21,075.93 = 4,690.80 : x
  2. Step 2: Convert to fraction form
    14,049.54/21,075.93 = 4,690.80/x
  3. Step 3: Cross multiply
    14,049.54x = 21,075.93 × 4,690.80
  4. Step 4: Simplify right side
    14,049.54x = 98,862,972.44
  5. Step 5: Solve for x
    x = 98,862,972.44/14,049.54
  6. Step 6: Final answer
    x = 7,036.74

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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.