Home / 33,440.18-46,152.15-20,697.45

Finding the Fourth Proportional to 33,440.18, 46,152.15 and 20,697.45

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Solution

The fourth proportional to 33,440.18, 46,152.15 and 20,697.45 is: 28,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,440.18 : 46,152.15 = 20,697.45 : x
  2. Step 2: Convert to fraction form
    33,440.18/46,152.15 = 20,697.45/x
  3. Step 3: Cross multiply
    33,440.18x = 46,152.15 × 20,697.45
  4. Step 4: Simplify right side
    33,440.18x = 955,231,540.46
  5. Step 5: Solve for x
    x = 955,231,540.46/33,440.18
  6. Step 6: Final answer
    x = 28,565.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.