Home / 22,060.98-30,430.44-13,102.02

Finding the Fourth Proportional to 22,060.98, 30,430.44 and 13,102.02

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Solution

The fourth proportional to 22,060.98, 30,430.44 and 13,102.02 is: 18,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.98 : 30,430.44 = 13,102.02 : x
  2. Step 2: Convert to fraction form
    22,060.98/30,430.44 = 13,102.02/x
  3. Step 3: Cross multiply
    22,060.98x = 30,430.44 × 13,102.02
  4. Step 4: Simplify right side
    22,060.98x = 398,700,233.49
  5. Step 5: Solve for x
    x = 398,700,233.49/22,060.98
  6. Step 6: Final answer
    x = 18,072.64

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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.