Home / 14,271.83-19,694.99-7,984.25

Finding the Fourth Proportional to 14,271.83, 19,694.99 and 7,984.25

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Solution

The fourth proportional to 14,271.83, 19,694.99 and 7,984.25 is: 11,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.83 : 19,694.99 = 7,984.25 : x
  2. Step 2: Convert to fraction form
    14,271.83/19,694.99 = 7,984.25/x
  3. Step 3: Cross multiply
    14,271.83x = 19,694.99 × 7,984.25
  4. Step 4: Simplify right side
    14,271.83x = 157,249,683.99
  5. Step 5: Solve for x
    x = 157,249,683.99/14,271.83
  6. Step 6: Final answer
    x = 11,018.19

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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.