Home / 30,566.96-45,854.68-28,886.20

Finding the Fourth Proportional to 30,566.96, 45,854.68 and 28,886.20

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Solution

The fourth proportional to 30,566.96, 45,854.68 and 28,886.20 is: 43,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,566.96 : 45,854.68 = 28,886.20 : x
  2. Step 2: Convert to fraction form
    30,566.96/45,854.68 = 28,886.20/x
  3. Step 3: Cross multiply
    30,566.96x = 45,854.68 × 28,886.20
  4. Step 4: Simplify right side
    30,566.96x = 1,324,567,457.42
  5. Step 5: Solve for x
    x = 1,324,567,457.42/30,566.96
  6. Step 6: Final answer
    x = 43,333.31

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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.