Home / 56,872.63-85,325.34-17,435.56

Finding the Fourth Proportional to 56,872.63, 85,325.34 and 17,435.56

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Solution

The fourth proportional to 56,872.63, 85,325.34 and 17,435.56 is: 26,158.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,872.63 : 85,325.34 = 17,435.56 : x
  2. Step 2: Convert to fraction form
    56,872.63/85,325.34 = 17,435.56/x
  3. Step 3: Cross multiply
    56,872.63x = 85,325.34 × 17,435.56
  4. Step 4: Simplify right side
    56,872.63x = 1,487,695,085.09
  5. Step 5: Solve for x
    x = 1,487,695,085.09/56,872.63
  6. Step 6: Final answer
    x = 26,158.37

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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.