Home / 13,566.58-20,350.64-4,207.93

Finding the Fourth Proportional to 13,566.58, 20,350.64 and 4,207.93

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Solution

The fourth proportional to 13,566.58, 20,350.64 and 4,207.93 is: 6,312.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.58 : 20,350.64 = 4,207.93 : x
  2. Step 2: Convert to fraction form
    13,566.58/20,350.64 = 4,207.93/x
  3. Step 3: Cross multiply
    13,566.58x = 20,350.64 × 4,207.93
  4. Step 4: Simplify right side
    13,566.58x = 85,634,068.58
  5. Step 5: Solve for x
    x = 85,634,068.58/13,566.58
  6. Step 6: Final answer
    x = 6,312.13

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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.