Home / 32,615.96-45,010.75-18,276.86

Finding the Fourth Proportional to 32,615.96, 45,010.75 and 18,276.86

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Solution

The fourth proportional to 32,615.96, 45,010.75 and 18,276.86 is: 25,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.96 : 45,010.75 = 18,276.86 : x
  2. Step 2: Convert to fraction form
    32,615.96/45,010.75 = 18,276.86/x
  3. Step 3: Cross multiply
    32,615.96x = 45,010.75 × 18,276.86
  4. Step 4: Simplify right side
    32,615.96x = 822,655,176.25
  5. Step 5: Solve for x
    x = 822,655,176.25/32,615.96
  6. Step 6: Final answer
    x = 25,222.47

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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.