Home / 57,312.67-85,969.55-17,331.97

Finding the Fourth Proportional to 57,312.67, 85,969.55 and 17,331.97

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Solution

The fourth proportional to 57,312.67, 85,969.55 and 17,331.97 is: 25,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312.67 : 85,969.55 = 17,331.97 : x
  2. Step 2: Convert to fraction form
    57,312.67/85,969.55 = 17,331.97/x
  3. Step 3: Cross multiply
    57,312.67x = 85,969.55 × 17,331.97
  4. Step 4: Simplify right side
    57,312.67x = 1,490,021,661.51
  5. Step 5: Solve for x
    x = 1,490,021,661.51/57,312.67
  6. Step 6: Final answer
    x = 25,998.12

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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.