Home / 14,166.80-21,248.04-4,806.32

Finding the Fourth Proportional to 14,166.80, 21,248.04 and 4,806.32

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Solution

The fourth proportional to 14,166.80, 21,248.04 and 4,806.32 is: 7,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.80 : 21,248.04 = 4,806.32 : x
  2. Step 2: Convert to fraction form
    14,166.80/21,248.04 = 4,806.32/x
  3. Step 3: Cross multiply
    14,166.80x = 21,248.04 × 4,806.32
  4. Step 4: Simplify right side
    14,166.80x = 102,124,879.61
  5. Step 5: Solve for x
    x = 102,124,879.61/14,166.80
  6. Step 6: Final answer
    x = 7,208.75

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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.