Home / 36,901.50-50,923.80-20,985.93

Finding the Fourth Proportional to 36,901.50, 50,923.80 and 20,985.93

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Solution

The fourth proportional to 36,901.50, 50,923.80 and 20,985.93 is: 28,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,901.50 : 50,923.80 = 20,985.93 : x
  2. Step 2: Convert to fraction form
    36,901.50/50,923.80 = 20,985.93/x
  3. Step 3: Cross multiply
    36,901.50x = 50,923.80 × 20,985.93
  4. Step 4: Simplify right side
    36,901.50x = 1,068,683,302.13
  5. Step 5: Solve for x
    x = 1,068,683,302.13/36,901.50
  6. Step 6: Final answer
    x = 28,960.43

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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.