Home / 13,117.10-19,675.79-10,501.23

Finding the Fourth Proportional to 13,117.10, 19,675.79 and 10,501.23

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Solution

The fourth proportional to 13,117.10, 19,675.79 and 10,501.23 is: 15,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.10 : 19,675.79 = 10,501.23 : x
  2. Step 2: Convert to fraction form
    13,117.10/19,675.79 = 10,501.23/x
  3. Step 3: Cross multiply
    13,117.10x = 19,675.79 × 10,501.23
  4. Step 4: Simplify right side
    13,117.10x = 206,619,943.72
  5. Step 5: Solve for x
    x = 206,619,943.72/13,117.10
  6. Step 6: Final answer
    x = 15,751.96

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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.