Home / 39,124.96-58,643.66-16,905.04

Finding the Fourth Proportional to 39,124.96, 58,643.66 and 16,905.04

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Solution

The fourth proportional to 39,124.96, 58,643.66 and 16,905.04 is: 25,338.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,124.96 : 58,643.66 = 16,905.04 : x
  2. Step 2: Convert to fraction form
    39,124.96/58,643.66 = 16,905.04/x
  3. Step 3: Cross multiply
    39,124.96x = 58,643.66 × 16,905.04
  4. Step 4: Simplify right side
    39,124.96x = 991,373,313.70
  5. Step 5: Solve for x
    x = 991,373,313.70/39,124.96
  6. Step 6: Final answer
    x = 25,338.64

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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.