Home / 30,885.86-46,292.96-14,210.88

Finding the Fourth Proportional to 30,885.86, 46,292.96 and 14,210.88

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Solution

The fourth proportional to 30,885.86, 46,292.96 and 14,210.88 is: 21,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885.86 : 46,292.96 = 14,210.88 : x
  2. Step 2: Convert to fraction form
    30,885.86/46,292.96 = 14,210.88/x
  3. Step 3: Cross multiply
    30,885.86x = 46,292.96 × 14,210.88
  4. Step 4: Simplify right side
    30,885.86x = 657,863,628.35
  5. Step 5: Solve for x
    x = 657,863,628.35/30,885.86
  6. Step 6: Final answer
    x = 21,299.84

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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.