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Finding the Fourth Proportional to 32,173.88, 48,275.39 and 15,530.81

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Solution

The fourth proportional to 32,173.88, 48,275.39 and 15,530.81 is: 23,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,173.88 : 48,275.39 = 15,530.81 : x
  2. Step 2: Convert to fraction form
    32,173.88/48,275.39 = 15,530.81/x
  3. Step 3: Cross multiply
    32,173.88x = 48,275.39 × 15,530.81
  4. Step 4: Simplify right side
    32,173.88x = 749,755,707.22
  5. Step 5: Solve for x
    x = 749,755,707.22/32,173.88
  6. Step 6: Final answer
    x = 23,303.25

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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.