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Finding the Fourth Proportional to 35,903.98, 49,539.98 and 20,795.74

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Solution

The fourth proportional to 35,903.98, 49,539.98 and 20,795.74 is: 28,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.98 : 49,539.98 = 20,795.74 : x
  2. Step 2: Convert to fraction form
    35,903.98/49,539.98 = 20,795.74/x
  3. Step 3: Cross multiply
    35,903.98x = 49,539.98 × 20,795.74
  4. Step 4: Simplify right side
    35,903.98x = 1,030,220,543.69
  5. Step 5: Solve for x
    x = 1,030,220,543.69/35,903.98
  6. Step 6: Final answer
    x = 28,693.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.