Home / 16,875.28-23,285.88-10,160.80

Finding the Fourth Proportional to 16,875.28, 23,285.88 and 10,160.80

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Solution

The fourth proportional to 16,875.28, 23,285.88 and 10,160.80 is: 14,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.28 : 23,285.88 = 10,160.80 : x
  2. Step 2: Convert to fraction form
    16,875.28/23,285.88 = 10,160.80/x
  3. Step 3: Cross multiply
    16,875.28x = 23,285.88 × 10,160.80
  4. Step 4: Simplify right side
    16,875.28x = 236,603,169.50
  5. Step 5: Solve for x
    x = 236,603,169.50/16,875.28
  6. Step 6: Final answer
    x = 14,020.70

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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.