Home / 16,869.02-23,276.93-9,699.30

Finding the Fourth Proportional to 16,869.02, 23,276.93 and 9,699.30

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Solution

The fourth proportional to 16,869.02, 23,276.93 and 9,699.30 is: 13,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.02 : 23,276.93 = 9,699.30 : x
  2. Step 2: Convert to fraction form
    16,869.02/23,276.93 = 9,699.30/x
  3. Step 3: Cross multiply
    16,869.02x = 23,276.93 × 9,699.30
  4. Step 4: Simplify right side
    16,869.02x = 225,769,878.65
  5. Step 5: Solve for x
    x = 225,769,878.65/16,869.02
  6. Step 6: Final answer
    x = 13,383.70

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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.