Home / 19,360.86-29,045.58-6,881.64

Finding the Fourth Proportional to 19,360.86, 29,045.58 and 6,881.64

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Solution

The fourth proportional to 19,360.86, 29,045.58 and 6,881.64 is: 10,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360.86 : 29,045.58 = 6,881.64 : x
  2. Step 2: Convert to fraction form
    19,360.86/29,045.58 = 6,881.64/x
  3. Step 3: Cross multiply
    19,360.86x = 29,045.58 × 6,881.64
  4. Step 4: Simplify right side
    19,360.86x = 199,881,225.15
  5. Step 5: Solve for x
    x = 199,881,225.15/19,360.86
  6. Step 6: Final answer
    x = 10,323.98

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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.