Home / 42,638.49-58,842.72-23,779.26

Finding the Fourth Proportional to 42,638.49, 58,842.72 and 23,779.26

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Solution

The fourth proportional to 42,638.49, 58,842.72 and 23,779.26 is: 32,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,638.49 : 58,842.72 = 23,779.26 : x
  2. Step 2: Convert to fraction form
    42,638.49/58,842.72 = 23,779.26/x
  3. Step 3: Cross multiply
    42,638.49x = 58,842.72 × 23,779.26
  4. Step 4: Simplify right side
    42,638.49x = 1,399,236,337.99
  5. Step 5: Solve for x
    x = 1,399,236,337.99/42,638.49
  6. Step 6: Final answer
    x = 32,816.27

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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.