Home / 35,487.68-53,266.73-18,847.85

Finding the Fourth Proportional to 35,487.68, 53,266.73 and 18,847.85

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Solution

The fourth proportional to 35,487.68, 53,266.73 and 18,847.85 is: 28,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.68 : 53,266.73 = 18,847.85 : x
  2. Step 2: Convert to fraction form
    35,487.68/53,266.73 = 18,847.85/x
  3. Step 3: Cross multiply
    35,487.68x = 53,266.73 × 18,847.85
  4. Step 4: Simplify right side
    35,487.68x = 1,003,962,976.46
  5. Step 5: Solve for x
    x = 1,003,962,976.46/35,487.68
  6. Step 6: Final answer
    x = 28,290.47

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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.