Home / 56,960.48-85,448.88-17,520.89

Finding the Fourth Proportional to 56,960.48, 85,448.88 and 17,520.89

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Solution

The fourth proportional to 56,960.48, 85,448.88 and 17,520.89 is: 26,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,960.48 : 85,448.88 = 17,520.89 : x
  2. Step 2: Convert to fraction form
    56,960.48/85,448.88 = 17,520.89/x
  3. Step 3: Cross multiply
    56,960.48x = 85,448.88 × 17,520.89
  4. Step 4: Simplify right side
    56,960.48x = 1,497,140,427.10
  5. Step 5: Solve for x
    x = 1,497,140,427.10/56,960.48
  6. Step 6: Final answer
    x = 26,283.84

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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.