Home / 16,028.07-22,113.86-9,312.36

Finding the Fourth Proportional to 16,028.07, 22,113.86 and 9,312.36

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Solution

The fourth proportional to 16,028.07, 22,113.86 and 9,312.36 is: 12,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.07 : 22,113.86 = 9,312.36 : x
  2. Step 2: Convert to fraction form
    16,028.07/22,113.86 = 9,312.36/x
  3. Step 3: Cross multiply
    16,028.07x = 22,113.86 × 9,312.36
  4. Step 4: Simplify right side
    16,028.07x = 205,932,178.75
  5. Step 5: Solve for x
    x = 205,932,178.75/16,028.07
  6. Step 6: Final answer
    x = 12,848.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.