Home / 19,005.10-28,504.95-6,525.70

Finding the Fourth Proportional to 19,005.10, 28,504.95 and 6,525.70

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Solution

The fourth proportional to 19,005.10, 28,504.95 and 6,525.70 is: 9,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.10 : 28,504.95 = 6,525.70 : x
  2. Step 2: Convert to fraction form
    19,005.10/28,504.95 = 6,525.70/x
  3. Step 3: Cross multiply
    19,005.10x = 28,504.95 × 6,525.70
  4. Step 4: Simplify right side
    19,005.10x = 186,014,752.22
  5. Step 5: Solve for x
    x = 186,014,752.22/19,005.10
  6. Step 6: Final answer
    x = 9,787.62

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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.