Home / 56,152.39-84,222.91-18,708.44

Finding the Fourth Proportional to 56,152.39, 84,222.91 and 18,708.44

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Solution

The fourth proportional to 56,152.39, 84,222.91 and 18,708.44 is: 28,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,152.39 : 84,222.91 = 18,708.44 : x
  2. Step 2: Convert to fraction form
    56,152.39/84,222.91 = 18,708.44/x
  3. Step 3: Cross multiply
    56,152.39x = 84,222.91 × 18,708.44
  4. Step 4: Simplify right side
    56,152.39x = 1,575,679,164.82
  5. Step 5: Solve for x
    x = 1,575,679,164.82/56,152.39
  6. Step 6: Final answer
    x = 28,060.77

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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.