Home / 30,910.90-46,345.68-14,248.39

Finding the Fourth Proportional to 30,910.90, 46,345.68 and 14,248.39

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Solution

The fourth proportional to 30,910.90, 46,345.68 and 14,248.39 is: 21,363.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,910.90 : 46,345.68 = 14,248.39 : x
  2. Step 2: Convert to fraction form
    30,910.90/46,345.68 = 14,248.39/x
  3. Step 3: Cross multiply
    30,910.90x = 46,345.68 × 14,248.39
  4. Step 4: Simplify right side
    30,910.90x = 660,351,323.46
  5. Step 5: Solve for x
    x = 660,351,323.46/30,910.90
  6. Step 6: Final answer
    x = 21,363.06

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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.