Home / 14,645.07-21,851.37-14,309.10

Finding the Fourth Proportional to 14,645.07, 21,851.37 and 14,309.10

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Solution

The fourth proportional to 14,645.07, 21,851.37 and 14,309.10 is: 21,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.07 : 21,851.37 = 14,309.10 : x
  2. Step 2: Convert to fraction form
    14,645.07/21,851.37 = 14,309.10/x
  3. Step 3: Cross multiply
    14,645.07x = 21,851.37 × 14,309.10
  4. Step 4: Simplify right side
    14,645.07x = 312,673,438.47
  5. Step 5: Solve for x
    x = 312,673,438.47/14,645.07
  6. Step 6: Final answer
    x = 21,350.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.