Home / 12,854.98-19,280.29-4,533.04

Finding the Fourth Proportional to 12,854.98, 19,280.29 and 4,533.04

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Solution

The fourth proportional to 12,854.98, 19,280.29 and 4,533.04 is: 6,798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854.98 : 19,280.29 = 4,533.04 : x
  2. Step 2: Convert to fraction form
    12,854.98/19,280.29 = 4,533.04/x
  3. Step 3: Cross multiply
    12,854.98x = 19,280.29 × 4,533.04
  4. Step 4: Simplify right side
    12,854.98x = 87,398,325.78
  5. Step 5: Solve for x
    x = 87,398,325.78/12,854.98
  6. Step 6: Final answer
    x = 6,798.79

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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.