Home / 30,770.34-46,155.52-9,712.51

Finding the Fourth Proportional to 30,770.34, 46,155.52 and 9,712.51

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Solution

The fourth proportional to 30,770.34, 46,155.52 and 9,712.51 is: 14,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.34 : 46,155.52 = 9,712.51 : x
  2. Step 2: Convert to fraction form
    30,770.34/46,155.52 = 9,712.51/x
  3. Step 3: Cross multiply
    30,770.34x = 46,155.52 × 9,712.51
  4. Step 4: Simplify right side
    30,770.34x = 448,285,914.64
  5. Step 5: Solve for x
    x = 448,285,914.64/30,770.34
  6. Step 6: Final answer
    x = 14,568.77

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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.