Home / 40,367.90-60,555.98-15,428.94

Finding the Fourth Proportional to 40,367.90, 60,555.98 and 15,428.94

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Solution

The fourth proportional to 40,367.90, 60,555.98 and 15,428.94 is: 23,144.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.90 : 60,555.98 = 15,428.94 : x
  2. Step 2: Convert to fraction form
    40,367.90/60,555.98 = 15,428.94/x
  3. Step 3: Cross multiply
    40,367.90x = 60,555.98 × 15,428.94
  4. Step 4: Simplify right side
    40,367.90x = 934,314,420.30
  5. Step 5: Solve for x
    x = 934,314,420.30/40,367.90
  6. Step 6: Final answer
    x = 23,144.99

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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.