Home / 40,450.39-60,702.90-14,155.36

Finding the Fourth Proportional to 40,450.39, 60,702.90 and 14,155.36

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Solution

The fourth proportional to 40,450.39, 60,702.90 and 14,155.36 is: 21,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.39 : 60,702.90 = 14,155.36 : x
  2. Step 2: Convert to fraction form
    40,450.39/60,702.90 = 14,155.36/x
  3. Step 3: Cross multiply
    40,450.39x = 60,702.90 × 14,155.36
  4. Step 4: Simplify right side
    40,450.39x = 859,271,402.54
  5. Step 5: Solve for x
    x = 859,271,402.54/40,450.39
  6. Step 6: Final answer
    x = 21,242.60

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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.