Home / 14,173.02-19,559.07-7,885.80

Finding the Fourth Proportional to 14,173.02, 19,559.07 and 7,885.80

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Solution

The fourth proportional to 14,173.02, 19,559.07 and 7,885.80 is: 10,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.02 : 19,559.07 = 7,885.80 : x
  2. Step 2: Convert to fraction form
    14,173.02/19,559.07 = 7,885.80/x
  3. Step 3: Cross multiply
    14,173.02x = 19,559.07 × 7,885.80
  4. Step 4: Simplify right side
    14,173.02x = 154,238,914.21
  5. Step 5: Solve for x
    x = 154,238,914.21/14,173.02
  6. Step 6: Final answer
    x = 10,882.57

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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.