Home / 19,915.86-29,878.11-6,064.50

Finding the Fourth Proportional to 19,915.86, 29,878.11 and 6,064.50

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Solution

The fourth proportional to 19,915.86, 29,878.11 and 6,064.50 is: 9,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,915.86 : 29,878.11 = 6,064.50 : x
  2. Step 2: Convert to fraction form
    19,915.86/29,878.11 = 6,064.50/x
  3. Step 3: Cross multiply
    19,915.86x = 29,878.11 × 6,064.50
  4. Step 4: Simplify right side
    19,915.86x = 181,195,798.10
  5. Step 5: Solve for x
    x = 181,195,798.10/19,915.86
  6. Step 6: Final answer
    x = 9,098.07

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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.