Home / 23,779.17-32,815.53-13,168.98

Finding the Fourth Proportional to 23,779.17, 32,815.53 and 13,168.98

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Solution

The fourth proportional to 23,779.17, 32,815.53 and 13,168.98 is: 18,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.17 : 32,815.53 = 13,168.98 : x
  2. Step 2: Convert to fraction form
    23,779.17/32,815.53 = 13,168.98/x
  3. Step 3: Cross multiply
    23,779.17x = 32,815.53 × 13,168.98
  4. Step 4: Simplify right side
    23,779.17x = 432,147,058.26
  5. Step 5: Solve for x
    x = 432,147,058.26/23,779.17
  6. Step 6: Final answer
    x = 18,173.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.