Home / 36,912.92-55,368.77-9,210.92

Finding the Fourth Proportional to 36,912.92, 55,368.77 and 9,210.92

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Solution

The fourth proportional to 36,912.92, 55,368.77 and 9,210.92 is: 13,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.92 : 55,368.77 = 9,210.92 : x
  2. Step 2: Convert to fraction form
    36,912.92/55,368.77 = 9,210.92/x
  3. Step 3: Cross multiply
    36,912.92x = 55,368.77 × 9,210.92
  4. Step 4: Simplify right side
    36,912.92x = 509,996,988.07
  5. Step 5: Solve for x
    x = 509,996,988.07/36,912.92
  6. Step 6: Final answer
    x = 13,816.22

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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.