Home / 28,779.48-43,156.89-10,053.90

Finding the Fourth Proportional to 28,779.48, 43,156.89 and 10,053.90

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Solution

The fourth proportional to 28,779.48, 43,156.89 and 10,053.90 is: 15,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,779.48 : 43,156.89 = 10,053.90 : x
  2. Step 2: Convert to fraction form
    28,779.48/43,156.89 = 10,053.90/x
  3. Step 3: Cross multiply
    28,779.48x = 43,156.89 × 10,053.90
  4. Step 4: Simplify right side
    28,779.48x = 433,895,056.37
  5. Step 5: Solve for x
    x = 433,895,056.37/28,779.48
  6. Step 6: Final answer
    x = 15,076.54

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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.