Home / 14,320.01-21,485.48-8,087.06

Finding the Fourth Proportional to 14,320.01, 21,485.48 and 8,087.06

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Solution

The fourth proportional to 14,320.01, 21,485.48 and 8,087.06 is: 12,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.01 : 21,485.48 = 8,087.06 : x
  2. Step 2: Convert to fraction form
    14,320.01/21,485.48 = 8,087.06/x
  3. Step 3: Cross multiply
    14,320.01x = 21,485.48 × 8,087.06
  4. Step 4: Simplify right side
    14,320.01x = 173,754,365.89
  5. Step 5: Solve for x
    x = 173,754,365.89/14,320.01
  6. Step 6: Final answer
    x = 12,133.68

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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.