Home / 44,677.06-66,995.90-20,991.33

Finding the Fourth Proportional to 44,677.06, 66,995.90 and 20,991.33

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Solution

The fourth proportional to 44,677.06, 66,995.90 and 20,991.33 is: 31,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,677.06 : 66,995.90 = 20,991.33 : x
  2. Step 2: Convert to fraction form
    44,677.06/66,995.90 = 20,991.33/x
  3. Step 3: Cross multiply
    44,677.06x = 66,995.90 × 20,991.33
  4. Step 4: Simplify right side
    44,677.06x = 1,406,333,045.55
  5. Step 5: Solve for x
    x = 1,406,333,045.55/44,677.06
  6. Step 6: Final answer
    x = 31,477.74

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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.