Home / 17,666.81-24,378.77-10,111.41

Finding the Fourth Proportional to 17,666.81, 24,378.77 and 10,111.41

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Solution

The fourth proportional to 17,666.81, 24,378.77 and 10,111.41 is: 13,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.81 : 24,378.77 = 10,111.41 : x
  2. Step 2: Convert to fraction form
    17,666.81/24,378.77 = 10,111.41/x
  3. Step 3: Cross multiply
    17,666.81x = 24,378.77 × 10,111.41
  4. Step 4: Simplify right side
    17,666.81x = 246,503,688.21
  5. Step 5: Solve for x
    x = 246,503,688.21/17,666.81
  6. Step 6: Final answer
    x = 13,952.93

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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.