Home / 13,070.57-19,606.66-4,305.56

Finding the Fourth Proportional to 13,070.57, 19,606.66 and 4,305.56

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Solution

The fourth proportional to 13,070.57, 19,606.66 and 4,305.56 is: 6,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.57 : 19,606.66 = 4,305.56 : x
  2. Step 2: Convert to fraction form
    13,070.57/19,606.66 = 4,305.56/x
  3. Step 3: Cross multiply
    13,070.57x = 19,606.66 × 4,305.56
  4. Step 4: Simplify right side
    13,070.57x = 84,417,542.23
  5. Step 5: Solve for x
    x = 84,417,542.23/13,070.57
  6. Step 6: Final answer
    x = 6,458.60

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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.