Home / 13,483.02-20,208.64-6,078.81

Finding the Fourth Proportional to 13,483.02, 20,208.64 and 6,078.81

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Solution

The fourth proportional to 13,483.02, 20,208.64 and 6,078.81 is: 9,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.02 : 20,208.64 = 6,078.81 : x
  2. Step 2: Convert to fraction form
    13,483.02/20,208.64 = 6,078.81/x
  3. Step 3: Cross multiply
    13,483.02x = 20,208.64 × 6,078.81
  4. Step 4: Simplify right side
    13,483.02x = 122,844,403.34
  5. Step 5: Solve for x
    x = 122,844,403.34/13,483.02
  6. Step 6: Final answer
    x = 9,111.05

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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.