Home / 19,340.08-29,006.08-6,860.50

Finding the Fourth Proportional to 19,340.08, 29,006.08 and 6,860.50

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Solution

The fourth proportional to 19,340.08, 29,006.08 and 6,860.50 is: 10,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.08 : 29,006.08 = 6,860.50 : x
  2. Step 2: Convert to fraction form
    19,340.08/29,006.08 = 6,860.50/x
  3. Step 3: Cross multiply
    19,340.08x = 29,006.08 × 6,860.50
  4. Step 4: Simplify right side
    19,340.08x = 198,996,211.84
  5. Step 5: Solve for x
    x = 198,996,211.84/19,340.08
  6. Step 6: Final answer
    x = 10,289.32

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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.