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Finding the Fourth Proportional to 19,035.99, 28,553.99 and 5,888.07

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Solution

The fourth proportional to 19,035.99, 28,553.99 and 5,888.07 is: 8,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.99 : 28,553.99 = 5,888.07 : x
  2. Step 2: Convert to fraction form
    19,035.99/28,553.99 = 5,888.07/x
  3. Step 3: Cross multiply
    19,035.99x = 28,553.99 × 5,888.07
  4. Step 4: Simplify right side
    19,035.99x = 168,127,862.46
  5. Step 5: Solve for x
    x = 168,127,862.46/19,035.99
  6. Step 6: Final answer
    x = 8,832.11

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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.