Home / 33,667.95-50,437.28-18,831.89

Finding the Fourth Proportional to 33,667.95, 50,437.28 and 18,831.89

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Solution

The fourth proportional to 33,667.95, 50,437.28 and 18,831.89 is: 28,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,667.95 : 50,437.28 = 18,831.89 : x
  2. Step 2: Convert to fraction form
    33,667.95/50,437.28 = 18,831.89/x
  3. Step 3: Cross multiply
    33,667.95x = 50,437.28 × 18,831.89
  4. Step 4: Simplify right side
    33,667.95x = 949,829,482.03
  5. Step 5: Solve for x
    x = 949,829,482.03/33,667.95
  6. Step 6: Final answer
    x = 28,211.68

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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.