Home / 12,558.04-18,836.92-3,070.45

Finding the Fourth Proportional to 12,558.04, 18,836.92 and 3,070.45

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Solution

The fourth proportional to 12,558.04, 18,836.92 and 3,070.45 is: 4,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558.04 : 18,836.92 = 3,070.45 : x
  2. Step 2: Convert to fraction form
    12,558.04/18,836.92 = 3,070.45/x
  3. Step 3: Cross multiply
    12,558.04x = 18,836.92 × 3,070.45
  4. Step 4: Simplify right side
    12,558.04x = 57,837,821.01
  5. Step 5: Solve for x
    x = 57,837,821.01/12,558.04
  6. Step 6: Final answer
    x = 4,605.64

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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.