Home / 13,226.02-19,826.57-4,454.80

Finding the Fourth Proportional to 13,226.02, 19,826.57 and 4,454.80

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Solution

The fourth proportional to 13,226.02, 19,826.57 and 4,454.80 is: 6,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.02 : 19,826.57 = 4,454.80 : x
  2. Step 2: Convert to fraction form
    13,226.02/19,826.57 = 4,454.80/x
  3. Step 3: Cross multiply
    13,226.02x = 19,826.57 × 4,454.80
  4. Step 4: Simplify right side
    13,226.02x = 88,323,365.61
  5. Step 5: Solve for x
    x = 88,323,365.61/13,226.02
  6. Step 6: Final answer
    x = 6,678.00

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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.