Home / 19,070.52-28,596.02-7,974.18

Finding the Fourth Proportional to 19,070.52, 28,596.02 and 7,974.18

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Solution

The fourth proportional to 19,070.52, 28,596.02 and 7,974.18 is: 11,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.52 : 28,596.02 = 7,974.18 : x
  2. Step 2: Convert to fraction form
    19,070.52/28,596.02 = 7,974.18/x
  3. Step 3: Cross multiply
    19,070.52x = 28,596.02 × 7,974.18
  4. Step 4: Simplify right side
    19,070.52x = 228,029,810.76
  5. Step 5: Solve for x
    x = 228,029,810.76/19,070.52
  6. Step 6: Final answer
    x = 11,957.19

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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.