Home / 40,485.49-60,732.56-10,903.75

Finding the Fourth Proportional to 40,485.49, 60,732.56 and 10,903.75

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Solution

The fourth proportional to 40,485.49, 60,732.56 and 10,903.75 is: 16,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.49 : 60,732.56 = 10,903.75 : x
  2. Step 2: Convert to fraction form
    40,485.49/60,732.56 = 10,903.75/x
  3. Step 3: Cross multiply
    40,485.49x = 60,732.56 × 10,903.75
  4. Step 4: Simplify right side
    40,485.49x = 662,212,526.53
  5. Step 5: Solve for x
    x = 662,212,526.53/40,485.49
  6. Step 6: Final answer
    x = 16,356.79

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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.