Home / 12,946.78-19,420.17-6,017.50

Finding the Fourth Proportional to 12,946.78, 19,420.17 and 6,017.50

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Solution

The fourth proportional to 12,946.78, 19,420.17 and 6,017.50 is: 9,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946.78 : 19,420.17 = 6,017.50 : x
  2. Step 2: Convert to fraction form
    12,946.78/19,420.17 = 6,017.50/x
  3. Step 3: Cross multiply
    12,946.78x = 19,420.17 × 6,017.50
  4. Step 4: Simplify right side
    12,946.78x = 116,860,872.98
  5. Step 5: Solve for x
    x = 116,860,872.98/12,946.78
  6. Step 6: Final answer
    x = 9,026.25

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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.