Home / 32,779.30-45,223.77-19,343.83

Finding the Fourth Proportional to 32,779.30, 45,223.77 and 19,343.83

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Solution

The fourth proportional to 32,779.30, 45,223.77 and 19,343.83 is: 26,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,779.30 : 45,223.77 = 19,343.83 : x
  2. Step 2: Convert to fraction form
    32,779.30/45,223.77 = 19,343.83/x
  3. Step 3: Cross multiply
    32,779.30x = 45,223.77 × 19,343.83
  4. Step 4: Simplify right side
    32,779.30x = 874,800,918.84
  5. Step 5: Solve for x
    x = 874,800,918.84/32,779.30
  6. Step 6: Final answer
    x = 26,687.60

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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.