Home / 43,683.02-65,549.91-18,380.67

Finding the Fourth Proportional to 43,683.02, 65,549.91 and 18,380.67

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Solution

The fourth proportional to 43,683.02, 65,549.91 and 18,380.67 is: 27,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,683.02 : 65,549.91 = 18,380.67 : x
  2. Step 2: Convert to fraction form
    43,683.02/65,549.91 = 18,380.67/x
  3. Step 3: Cross multiply
    43,683.02x = 65,549.91 × 18,380.67
  4. Step 4: Simplify right side
    43,683.02x = 1,204,851,264.24
  5. Step 5: Solve for x
    x = 1,204,851,264.24/43,683.02
  6. Step 6: Final answer
    x = 27,581.68

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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.