Home / 29,557.69-40,790.59-16,129.68

Finding the Fourth Proportional to 29,557.69, 40,790.59 and 16,129.68

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Solution

The fourth proportional to 29,557.69, 40,790.59 and 16,129.68 is: 22,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,557.69 : 40,790.59 = 16,129.68 : x
  2. Step 2: Convert to fraction form
    29,557.69/40,790.59 = 16,129.68/x
  3. Step 3: Cross multiply
    29,557.69x = 40,790.59 × 16,129.68
  4. Step 4: Simplify right side
    29,557.69x = 657,939,163.71
  5. Step 5: Solve for x
    x = 657,939,163.71/29,557.69
  6. Step 6: Final answer
    x = 22,259.49

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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.