Home / 24,085.90-36,114.45-12,421.90

Finding the Fourth Proportional to 24,085.90, 36,114.45 and 12,421.90

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Solution

The fourth proportional to 24,085.90, 36,114.45 and 12,421.90 is: 18,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,085.90 : 36,114.45 = 12,421.90 : x
  2. Step 2: Convert to fraction form
    24,085.90/36,114.45 = 12,421.90/x
  3. Step 3: Cross multiply
    24,085.90x = 36,114.45 × 12,421.90
  4. Step 4: Simplify right side
    24,085.90x = 448,610,086.46
  5. Step 5: Solve for x
    x = 448,610,086.46/24,085.90
  6. Step 6: Final answer
    x = 18,625.42

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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.