Home / 20,151.06-30,225.63-6,110.46

Finding the Fourth Proportional to 20,151.06, 30,225.63 and 6,110.46

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Solution

The fourth proportional to 20,151.06, 30,225.63 and 6,110.46 is: 9,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,151.06 : 30,225.63 = 6,110.46 : x
  2. Step 2: Convert to fraction form
    20,151.06/30,225.63 = 6,110.46/x
  3. Step 3: Cross multiply
    20,151.06x = 30,225.63 × 6,110.46
  4. Step 4: Simplify right side
    20,151.06x = 184,692,503.09
  5. Step 5: Solve for x
    x = 184,692,503.09/20,151.06
  6. Step 6: Final answer
    x = 9,165.40

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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.