Home / 19,101.02-28,622.23-8,001.63

Finding the Fourth Proportional to 19,101.02, 28,622.23 and 8,001.63

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Solution

The fourth proportional to 19,101.02, 28,622.23 and 8,001.63 is: 11,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.02 : 28,622.23 = 8,001.63 : x
  2. Step 2: Convert to fraction form
    19,101.02/28,622.23 = 8,001.63/x
  3. Step 3: Cross multiply
    19,101.02x = 28,622.23 × 8,001.63
  4. Step 4: Simplify right side
    19,101.02x = 229,024,474.23
  5. Step 5: Solve for x
    x = 229,024,474.23/19,101.02
  6. Step 6: Final answer
    x = 11,990.17

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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.