Home / 30,800.25-46,200.38-12,332.25

Finding the Fourth Proportional to 30,800.25, 46,200.38 and 12,332.25

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Solution

The fourth proportional to 30,800.25, 46,200.38 and 12,332.25 is: 18,498.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,800.25 : 46,200.38 = 12,332.25 : x
  2. Step 2: Convert to fraction form
    30,800.25/46,200.38 = 12,332.25/x
  3. Step 3: Cross multiply
    30,800.25x = 46,200.38 × 12,332.25
  4. Step 4: Simplify right side
    30,800.25x = 569,754,574.59
  5. Step 5: Solve for x
    x = 569,754,574.59/30,800.25
  6. Step 6: Final answer
    x = 18,498.38

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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.