Home / 16,804.77-25,210.80-5,117.68

Finding the Fourth Proportional to 16,804.77, 25,210.80 and 5,117.68

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Solution

The fourth proportional to 16,804.77, 25,210.80 and 5,117.68 is: 7,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.77 : 25,210.80 = 5,117.68 : x
  2. Step 2: Convert to fraction form
    16,804.77/25,210.80 = 5,117.68/x
  3. Step 3: Cross multiply
    16,804.77x = 25,210.80 × 5,117.68
  4. Step 4: Simplify right side
    16,804.77x = 129,020,806.94
  5. Step 5: Solve for x
    x = 129,020,806.94/16,804.77
  6. Step 6: Final answer
    x = 7,677.63

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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.