Home / 14,271.58-19,701.39-8,301.07

Finding the Fourth Proportional to 14,271.58, 19,701.39 and 8,301.07

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Solution

The fourth proportional to 14,271.58, 19,701.39 and 8,301.07 is: 11,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.58 : 19,701.39 = 8,301.07 : x
  2. Step 2: Convert to fraction form
    14,271.58/19,701.39 = 8,301.07/x
  3. Step 3: Cross multiply
    14,271.58x = 19,701.39 × 8,301.07
  4. Step 4: Simplify right side
    14,271.58x = 163,542,617.49
  5. Step 5: Solve for x
    x = 163,542,617.49/14,271.58
  6. Step 6: Final answer
    x = 11,459.32

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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.