Home / 53,532.96-80,328.60-32,421.12

Finding the Fourth Proportional to 53,532.96, 80,328.60 and 32,421.12

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Solution

The fourth proportional to 53,532.96, 80,328.60 and 32,421.12 is: 48,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,532.96 : 80,328.60 = 32,421.12 : x
  2. Step 2: Convert to fraction form
    53,532.96/80,328.60 = 32,421.12/x
  3. Step 3: Cross multiply
    53,532.96x = 80,328.60 × 32,421.12
  4. Step 4: Simplify right side
    53,532.96x = 2,604,343,180.03
  5. Step 5: Solve for x
    x = 2,604,343,180.03/53,532.96
  6. Step 6: Final answer
    x = 48,649.34

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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.