Home / 14,257.02-19,674.75-7,884.06

Finding the Fourth Proportional to 14,257.02, 19,674.75 and 7,884.06

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Solution

The fourth proportional to 14,257.02, 19,674.75 and 7,884.06 is: 10,880.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.02 : 19,674.75 = 7,884.06 : x
  2. Step 2: Convert to fraction form
    14,257.02/19,674.75 = 7,884.06/x
  3. Step 3: Cross multiply
    14,257.02x = 19,674.75 × 7,884.06
  4. Step 4: Simplify right side
    14,257.02x = 155,116,909.49
  5. Step 5: Solve for x
    x = 155,116,909.49/14,257.02
  6. Step 6: Final answer
    x = 10,880.04

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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.