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Finding the Fourth Proportional to 35,707.90, 53,510.54 and 20,092.54

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Solution

The fourth proportional to 35,707.90, 53,510.54 and 20,092.54 is: 30,109.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,707.90 : 53,510.54 = 20,092.54 : x
  2. Step 2: Convert to fraction form
    35,707.90/53,510.54 = 20,092.54/x
  3. Step 3: Cross multiply
    35,707.90x = 53,510.54 × 20,092.54
  4. Step 4: Simplify right side
    35,707.90x = 1,075,162,665.37
  5. Step 5: Solve for x
    x = 1,075,162,665.37/35,707.90
  6. Step 6: Final answer
    x = 30,109.94

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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.