Home / 32,996.90-45,542.34-19,575.60

Finding the Fourth Proportional to 32,996.90, 45,542.34 and 19,575.60

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Solution

The fourth proportional to 32,996.90, 45,542.34 and 19,575.60 is: 27,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,996.90 : 45,542.34 = 19,575.60 : x
  2. Step 2: Convert to fraction form
    32,996.90/45,542.34 = 19,575.60/x
  3. Step 3: Cross multiply
    32,996.90x = 45,542.34 × 19,575.60
  4. Step 4: Simplify right side
    32,996.90x = 891,518,630.90
  5. Step 5: Solve for x
    x = 891,518,630.90/32,996.90
  6. Step 6: Final answer
    x = 27,018.25

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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.