Home / 23,519.21-35,281.93-12,426.34

Finding the Fourth Proportional to 23,519.21, 35,281.93 and 12,426.34

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Solution

The fourth proportional to 23,519.21, 35,281.93 and 12,426.34 is: 18,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.21 : 35,281.93 = 12,426.34 : x
  2. Step 2: Convert to fraction form
    23,519.21/35,281.93 = 12,426.34/x
  3. Step 3: Cross multiply
    23,519.21x = 35,281.93 × 12,426.34
  4. Step 4: Simplify right side
    23,519.21x = 438,425,128.99
  5. Step 5: Solve for x
    x = 438,425,128.99/23,519.21
  6. Step 6: Final answer
    x = 18,641.15

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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.