Home / 12,277.02-18,415.26-5,351.52

Finding the Fourth Proportional to 12,277.02, 18,415.26 and 5,351.52

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Solution

The fourth proportional to 12,277.02, 18,415.26 and 5,351.52 is: 8,027.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277.02 : 18,415.26 = 5,351.52 : x
  2. Step 2: Convert to fraction form
    12,277.02/18,415.26 = 5,351.52/x
  3. Step 3: Cross multiply
    12,277.02x = 18,415.26 × 5,351.52
  4. Step 4: Simplify right side
    12,277.02x = 98,549,632.20
  5. Step 5: Solve for x
    x = 98,549,632.20/12,277.02
  6. Step 6: Final answer
    x = 8,027.16

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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.