Home / 35,766.41-49,346.21-20,657.07

Finding the Fourth Proportional to 35,766.41, 49,346.21 and 20,657.07

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Solution

The fourth proportional to 35,766.41, 49,346.21 and 20,657.07 is: 28,500.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,766.41 : 49,346.21 = 20,657.07 : x
  2. Step 2: Convert to fraction form
    35,766.41/49,346.21 = 20,657.07/x
  3. Step 3: Cross multiply
    35,766.41x = 49,346.21 × 20,657.07
  4. Step 4: Simplify right side
    35,766.41x = 1,019,348,165.85
  5. Step 5: Solve for x
    x = 1,019,348,165.85/35,766.41
  6. Step 6: Final answer
    x = 28,500.16

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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.