Home / 56,442.39-84,663.58-18,999.32

Finding the Fourth Proportional to 56,442.39, 84,663.58 and 18,999.32

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Solution

The fourth proportional to 56,442.39, 84,663.58 and 18,999.32 is: 28,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.39 : 84,663.58 = 18,999.32 : x
  2. Step 2: Convert to fraction form
    56,442.39/84,663.58 = 18,999.32/x
  3. Step 3: Cross multiply
    56,442.39x = 84,663.58 × 18,999.32
  4. Step 4: Simplify right side
    56,442.39x = 1,608,550,448.77
  5. Step 5: Solve for x
    x = 1,608,550,448.77/56,442.39
  6. Step 6: Final answer
    x = 28,498.98

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Similar ratio
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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.