Home / 40,111.86-55,363.67-26,683.68

Finding the Fourth Proportional to 40,111.86, 55,363.67 and 26,683.68

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Solution

The fourth proportional to 40,111.86, 55,363.67 and 26,683.68 is: 36,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,111.86 : 55,363.67 = 26,683.68 : x
  2. Step 2: Convert to fraction form
    40,111.86/55,363.67 = 26,683.68/x
  3. Step 3: Cross multiply
    40,111.86x = 55,363.67 × 26,683.68
  4. Step 4: Simplify right side
    40,111.86x = 1,477,306,453.91
  5. Step 5: Solve for x
    x = 1,477,306,453.91/40,111.86
  6. Step 6: Final answer
    x = 36,829.67

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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.