Home / 24,015.80-36,023.70-19,638.20

Finding the Fourth Proportional to 24,015.80, 36,023.70 and 19,638.20

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Solution

The fourth proportional to 24,015.80, 36,023.70 and 19,638.20 is: 29,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,015.80 : 36,023.70 = 19,638.20 : x
  2. Step 2: Convert to fraction form
    24,015.80/36,023.70 = 19,638.20/x
  3. Step 3: Cross multiply
    24,015.80x = 36,023.70 × 19,638.20
  4. Step 4: Simplify right side
    24,015.80x = 707,440,625.34
  5. Step 5: Solve for x
    x = 707,440,625.34/24,015.80
  6. Step 6: Final answer
    x = 29,457.30

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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.