Home / 30,688.23-46,032.43-9,911.73

Finding the Fourth Proportional to 30,688.23, 46,032.43 and 9,911.73

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Solution

The fourth proportional to 30,688.23, 46,032.43 and 9,911.73 is: 14,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688.23 : 46,032.43 = 9,911.73 : x
  2. Step 2: Convert to fraction form
    30,688.23/46,032.43 = 9,911.73/x
  3. Step 3: Cross multiply
    30,688.23x = 46,032.43 × 9,911.73
  4. Step 4: Simplify right side
    30,688.23x = 456,261,017.40
  5. Step 5: Solve for x
    x = 456,261,017.40/30,688.23
  6. Step 6: Final answer
    x = 14,867.62

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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.