Home / 56,113.52-84,160.20-18,674.24

Finding the Fourth Proportional to 56,113.52, 84,160.20 and 18,674.24

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Solution

The fourth proportional to 56,113.52, 84,160.20 and 18,674.24 is: 28,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,113.52 : 84,160.20 = 18,674.24 : x
  2. Step 2: Convert to fraction form
    56,113.52/84,160.20 = 18,674.24/x
  3. Step 3: Cross multiply
    56,113.52x = 84,160.20 × 18,674.24
  4. Step 4: Simplify right side
    56,113.52x = 1,571,627,773.25
  5. Step 5: Solve for x
    x = 1,571,627,773.25/56,113.52
  6. Step 6: Final answer
    x = 28,008.01

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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.