Home / 32,930.52-45,444.48-18,784.20

Finding the Fourth Proportional to 32,930.52, 45,444.48 and 18,784.20

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Solution

The fourth proportional to 32,930.52, 45,444.48 and 18,784.20 is: 25,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.52 : 45,444.48 = 18,784.20 : x
  2. Step 2: Convert to fraction form
    32,930.52/45,444.48 = 18,784.20/x
  3. Step 3: Cross multiply
    32,930.52x = 45,444.48 × 18,784.20
  4. Step 4: Simplify right side
    32,930.52x = 853,638,201.22
  5. Step 5: Solve for x
    x = 853,638,201.22/32,930.52
  6. Step 6: Final answer
    x = 25,922.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.