Home / 17,688.51-26,488.96-10,270.46

Finding the Fourth Proportional to 17,688.51, 26,488.96 and 10,270.46

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Solution

The fourth proportional to 17,688.51, 26,488.96 and 10,270.46 is: 15,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,688.51 : 26,488.96 = 10,270.46 : x
  2. Step 2: Convert to fraction form
    17,688.51/26,488.96 = 10,270.46/x
  3. Step 3: Cross multiply
    17,688.51x = 26,488.96 × 10,270.46
  4. Step 4: Simplify right side
    17,688.51x = 272,053,844.67
  5. Step 5: Solve for x
    x = 272,053,844.67/17,688.51
  6. Step 6: Final answer
    x = 15,380.26

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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.