Home / 16,390.32-24,586.60-4,703.60

Finding the Fourth Proportional to 16,390.32, 24,586.60 and 4,703.60

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Solution

The fourth proportional to 16,390.32, 24,586.60 and 4,703.60 is: 7,055.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.32 : 24,586.60 = 4,703.60 : x
  2. Step 2: Convert to fraction form
    16,390.32/24,586.60 = 4,703.60/x
  3. Step 3: Cross multiply
    16,390.32x = 24,586.60 × 4,703.60
  4. Step 4: Simplify right side
    16,390.32x = 115,645,531.76
  5. Step 5: Solve for x
    x = 115,645,531.76/16,390.32
  6. Step 6: Final answer
    x = 7,055.72

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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.