Home / 56,904.10-85,368.90-17,465.20

Finding the Fourth Proportional to 56,904.10, 85,368.90 and 17,465.20

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Solution

The fourth proportional to 56,904.10, 85,368.90 and 17,465.20 is: 26,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,904.10 : 85,368.90 = 17,465.20 : x
  2. Step 2: Convert to fraction form
    56,904.10/85,368.90 = 17,465.20/x
  3. Step 3: Cross multiply
    56,904.10x = 85,368.90 × 17,465.20
  4. Step 4: Simplify right side
    56,904.10x = 1,490,984,912.28
  5. Step 5: Solve for x
    x = 1,490,984,912.28/56,904.10
  6. Step 6: Final answer
    x = 26,201.71

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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.