Home / 13,070.23-19,606.08-3,709.51

Finding the Fourth Proportional to 13,070.23, 19,606.08 and 3,709.51

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Solution

The fourth proportional to 13,070.23, 19,606.08 and 3,709.51 is: 5,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.23 : 19,606.08 = 3,709.51 : x
  2. Step 2: Convert to fraction form
    13,070.23/19,606.08 = 3,709.51/x
  3. Step 3: Cross multiply
    13,070.23x = 19,606.08 × 3,709.51
  4. Step 4: Simplify right side
    13,070.23x = 72,728,914.72
  5. Step 5: Solve for x
    x = 72,728,914.72/13,070.23
  6. Step 6: Final answer
    x = 5,564.47

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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.