Home / 31,204.96-46,766.04-13,655.68

Finding the Fourth Proportional to 31,204.96, 46,766.04 and 13,655.68

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Solution

The fourth proportional to 31,204.96, 46,766.04 and 13,655.68 is: 20,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.96 : 46,766.04 = 13,655.68 : x
  2. Step 2: Convert to fraction form
    31,204.96/46,766.04 = 13,655.68/x
  3. Step 3: Cross multiply
    31,204.96x = 46,766.04 × 13,655.68
  4. Step 4: Simplify right side
    31,204.96x = 638,622,077.11
  5. Step 5: Solve for x
    x = 638,622,077.11/31,204.96
  6. Step 6: Final answer
    x = 20,465.40

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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.