Home / 56,224.99-84,349.64-21,164.55

Finding the Fourth Proportional to 56,224.99, 84,349.64 and 21,164.55

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Solution

The fourth proportional to 56,224.99, 84,349.64 and 21,164.55 is: 31,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,224.99 : 84,349.64 = 21,164.55 : x
  2. Step 2: Convert to fraction form
    56,224.99/84,349.64 = 21,164.55/x
  3. Step 3: Cross multiply
    56,224.99x = 84,349.64 × 21,164.55
  4. Step 4: Simplify right side
    56,224.99x = 1,785,222,173.26
  5. Step 5: Solve for x
    x = 1,785,222,173.26/56,224.99
  6. Step 6: Final answer
    x = 31,751.40

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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.