Home / 14,683.63-20,280.22-9,670.26

Finding the Fourth Proportional to 14,683.63, 20,280.22 and 9,670.26

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Solution

The fourth proportional to 14,683.63, 20,280.22 and 9,670.26 is: 13,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.63 : 20,280.22 = 9,670.26 : x
  2. Step 2: Convert to fraction form
    14,683.63/20,280.22 = 9,670.26/x
  3. Step 3: Cross multiply
    14,683.63x = 20,280.22 × 9,670.26
  4. Step 4: Simplify right side
    14,683.63x = 196,114,898.86
  5. Step 5: Solve for x
    x = 196,114,898.86/14,683.63
  6. Step 6: Final answer
    x = 13,356.03

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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.