Home / 29,699.93-40,986.51-16,271.75

Finding the Fourth Proportional to 29,699.93, 40,986.51 and 16,271.75

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Solution

The fourth proportional to 29,699.93, 40,986.51 and 16,271.75 is: 22,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.93 : 40,986.51 = 16,271.75 : x
  2. Step 2: Convert to fraction form
    29,699.93/40,986.51 = 16,271.75/x
  3. Step 3: Cross multiply
    29,699.93x = 40,986.51 × 16,271.75
  4. Step 4: Simplify right side
    29,699.93x = 666,922,244.09
  5. Step 5: Solve for x
    x = 666,922,244.09/29,699.93
  6. Step 6: Final answer
    x = 22,455.35

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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.