Home / 57,045.88-85,563.96-17,603.32

Finding the Fourth Proportional to 57,045.88, 85,563.96 and 17,603.32

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Solution

The fourth proportional to 57,045.88, 85,563.96 and 17,603.32 is: 26,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,045.88 : 85,563.96 = 17,603.32 : x
  2. Step 2: Convert to fraction form
    57,045.88/85,563.96 = 17,603.32/x
  3. Step 3: Cross multiply
    57,045.88x = 85,563.96 × 17,603.32
  4. Step 4: Simplify right side
    57,045.88x = 1,506,209,768.35
  5. Step 5: Solve for x
    x = 1,506,209,768.35/57,045.88
  6. Step 6: Final answer
    x = 26,403.48

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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.