Home / 19,354.86-29,036.58-6,875.64

Finding the Fourth Proportional to 19,354.86, 29,036.58 and 6,875.64

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Solution

The fourth proportional to 19,354.86, 29,036.58 and 6,875.64 is: 10,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.86 : 29,036.58 = 6,875.64 : x
  2. Step 2: Convert to fraction form
    19,354.86/29,036.58 = 6,875.64/x
  3. Step 3: Cross multiply
    19,354.86x = 29,036.58 × 6,875.64
  4. Step 4: Simplify right side
    19,354.86x = 199,645,070.91
  5. Step 5: Solve for x
    x = 199,645,070.91/19,354.86
  6. Step 6: Final answer
    x = 10,314.98

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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.