Home / 20,673.48-31,014.51-10,810.08

Finding the Fourth Proportional to 20,673.48, 31,014.51 and 10,810.08

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Solution

The fourth proportional to 20,673.48, 31,014.51 and 10,810.08 is: 16,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,673.48 : 31,014.51 = 10,810.08 : x
  2. Step 2: Convert to fraction form
    20,673.48/31,014.51 = 10,810.08/x
  3. Step 3: Cross multiply
    20,673.48x = 31,014.51 × 10,810.08
  4. Step 4: Simplify right side
    20,673.48x = 335,269,334.26
  5. Step 5: Solve for x
    x = 335,269,334.26/20,673.48
  6. Step 6: Final answer
    x = 16,217.36

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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.