Home / 12,010.86-16,574-6,973.48

Finding the Fourth Proportional to 12,010.86, 16,574 and 6,973.48

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Solution

The fourth proportional to 12,010.86, 16,574 and 6,973.48 is: 9,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.86 : 16,574 = 6,973.48 : x
  2. Step 2: Convert to fraction form
    12,010.86/16,574 = 6,973.48/x
  3. Step 3: Cross multiply
    12,010.86x = 16,574 × 6,973.48
  4. Step 4: Simplify right side
    12,010.86x = 115,578,457.52
  5. Step 5: Solve for x
    x = 115,578,457.52/12,010.86
  6. Step 6: Final answer
    x = 9,622.83

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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.