Home / 30,501.02-45,759.42-17,861.45

Finding the Fourth Proportional to 30,501.02, 45,759.42 and 17,861.45

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Solution

The fourth proportional to 30,501.02, 45,759.42 and 17,861.45 is: 26,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,501.02 : 45,759.42 = 17,861.45 : x
  2. Step 2: Convert to fraction form
    30,501.02/45,759.42 = 17,861.45/x
  3. Step 3: Cross multiply
    30,501.02x = 45,759.42 × 17,861.45
  4. Step 4: Simplify right side
    30,501.02x = 817,329,474.98
  5. Step 5: Solve for x
    x = 817,329,474.98/30,501.02
  6. Step 6: Final answer
    x = 26,796.79

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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.