Home / 17,875.81-24,669.27-10,800.86

Finding the Fourth Proportional to 17,875.81, 24,669.27 and 10,800.86

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Solution

The fourth proportional to 17,875.81, 24,669.27 and 10,800.86 is: 14,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.81 : 24,669.27 = 10,800.86 : x
  2. Step 2: Convert to fraction form
    17,875.81/24,669.27 = 10,800.86/x
  3. Step 3: Cross multiply
    17,875.81x = 24,669.27 × 10,800.86
  4. Step 4: Simplify right side
    17,875.81x = 266,449,331.57
  5. Step 5: Solve for x
    x = 266,449,331.57/17,875.81
  6. Step 6: Final answer
    x = 14,905.58

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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.