Home / 16,152.21-22,290.39-9,442.98

Finding the Fourth Proportional to 16,152.21, 22,290.39 and 9,442.98

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Solution

The fourth proportional to 16,152.21, 22,290.39 and 9,442.98 is: 13,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,152.21 : 22,290.39 = 9,442.98 : x
  2. Step 2: Convert to fraction form
    16,152.21/22,290.39 = 9,442.98/x
  3. Step 3: Cross multiply
    16,152.21x = 22,290.39 × 9,442.98
  4. Step 4: Simplify right side
    16,152.21x = 210,487,706.96
  5. Step 5: Solve for x
    x = 210,487,706.96/16,152.21
  6. Step 6: Final answer
    x = 13,031.51

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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.