Home / 31,353.03-43,266.60-17,740.94

Finding the Fourth Proportional to 31,353.03, 43,266.60 and 17,740.94

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Solution

The fourth proportional to 31,353.03, 43,266.60 and 17,740.94 is: 24,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.03 : 43,266.60 = 17,740.94 : x
  2. Step 2: Convert to fraction form
    31,353.03/43,266.60 = 17,740.94/x
  3. Step 3: Cross multiply
    31,353.03x = 43,266.60 × 17,740.94
  4. Step 4: Simplify right side
    31,353.03x = 767,589,938.27
  5. Step 5: Solve for x
    x = 767,589,938.27/31,353.03
  6. Step 6: Final answer
    x = 24,482.16

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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.