Home / 42,899.22-59,199.30-23,779.80

Finding the Fourth Proportional to 42,899.22, 59,199.30 and 23,779.80

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Solution

The fourth proportional to 42,899.22, 59,199.30 and 23,779.80 is: 32,815.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,899.22 : 59,199.30 = 23,779.80 : x
  2. Step 2: Convert to fraction form
    42,899.22/59,199.30 = 23,779.80/x
  3. Step 3: Cross multiply
    42,899.22x = 59,199.30 × 23,779.80
  4. Step 4: Simplify right side
    42,899.22x = 1,407,747,514.14
  5. Step 5: Solve for x
    x = 1,407,747,514.14/42,899.22
  6. Step 6: Final answer
    x = 32,815.22

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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.