Home / 40,841.10-61,232.82-15,860.34

Finding the Fourth Proportional to 40,841.10, 61,232.82 and 15,860.34

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Solution

The fourth proportional to 40,841.10, 61,232.82 and 15,860.34 is: 23,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,841.10 : 61,232.82 = 15,860.34 : x
  2. Step 2: Convert to fraction form
    40,841.10/61,232.82 = 15,860.34/x
  3. Step 3: Cross multiply
    40,841.10x = 61,232.82 × 15,860.34
  4. Step 4: Simplify right side
    40,841.10x = 971,173,344.36
  5. Step 5: Solve for x
    x = 971,173,344.36/40,841.10
  6. Step 6: Final answer
    x = 23,779.31

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1.5x scale

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.