Home / 16,390.16-24,585.60-4,703.84

Finding the Fourth Proportional to 16,390.16, 24,585.60 and 4,703.84

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Solution

The fourth proportional to 16,390.16, 24,585.60 and 4,703.84 is: 7,055.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.16 : 24,585.60 = 4,703.84 : x
  2. Step 2: Convert to fraction form
    16,390.16/24,585.60 = 4,703.84/x
  3. Step 3: Cross multiply
    16,390.16x = 24,585.60 × 4,703.84
  4. Step 4: Simplify right side
    16,390.16x = 115,646,728.70
  5. Step 5: Solve for x
    x = 115,646,728.70/16,390.16
  6. Step 6: Final answer
    x = 7,055.86

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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.