Home / 30,554.85-45,842.25-14,761.70

Finding the Fourth Proportional to 30,554.85, 45,842.25 and 14,761.70

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Solution

The fourth proportional to 30,554.85, 45,842.25 and 14,761.70 is: 22,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554.85 : 45,842.25 = 14,761.70 : x
  2. Step 2: Convert to fraction form
    30,554.85/45,842.25 = 14,761.70/x
  3. Step 3: Cross multiply
    30,554.85x = 45,842.25 × 14,761.70
  4. Step 4: Simplify right side
    30,554.85x = 676,709,238.81
  5. Step 5: Solve for x
    x = 676,709,238.81/30,554.85
  6. Step 6: Final answer
    x = 22,147.36

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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.