Home / 12,024.95-18,037.28-4,020.32

Finding the Fourth Proportional to 12,024.95, 18,037.28 and 4,020.32

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Solution

The fourth proportional to 12,024.95, 18,037.28 and 4,020.32 is: 6,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.95 : 18,037.28 = 4,020.32 : x
  2. Step 2: Convert to fraction form
    12,024.95/18,037.28 = 4,020.32/x
  3. Step 3: Cross multiply
    12,024.95x = 18,037.28 × 4,020.32
  4. Step 4: Simplify right side
    12,024.95x = 72,515,667.31
  5. Step 5: Solve for x
    x = 72,515,667.31/12,024.95
  6. Step 6: Final answer
    x = 6,030.43

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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.