Home / 16,869.44-23,280.72-9,798.08

Finding the Fourth Proportional to 16,869.44, 23,280.72 and 9,798.08

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Solution

The fourth proportional to 16,869.44, 23,280.72 and 9,798.08 is: 13,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.44 : 23,280.72 = 9,798.08 : x
  2. Step 2: Convert to fraction form
    16,869.44/23,280.72 = 9,798.08/x
  3. Step 3: Cross multiply
    16,869.44x = 23,280.72 × 9,798.08
  4. Step 4: Simplify right side
    16,869.44x = 228,106,357.02
  5. Step 5: Solve for x
    x = 228,106,357.02/16,869.44
  6. Step 6: Final answer
    x = 13,521.87

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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.