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Finding the Fourth Proportional to 16,868.94, 25,303.35 and 9,368.98

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Solution

The fourth proportional to 16,868.94, 25,303.35 and 9,368.98 is: 14,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868.94 : 25,303.35 = 9,368.98 : x
  2. Step 2: Convert to fraction form
    16,868.94/25,303.35 = 9,368.98/x
  3. Step 3: Cross multiply
    16,868.94x = 25,303.35 × 9,368.98
  4. Step 4: Simplify right side
    16,868.94x = 237,066,551.96
  5. Step 5: Solve for x
    x = 237,066,551.96/16,868.94
  6. Step 6: Final answer
    x = 14,053.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.