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Finding the Fourth Proportional to 32,386.72, 48,574.48 and 9,015.52

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Solution

The fourth proportional to 32,386.72, 48,574.48 and 9,015.52 is: 13,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,386.72 : 48,574.48 = 9,015.52 : x
  2. Step 2: Convert to fraction form
    32,386.72/48,574.48 = 9,015.52/x
  3. Step 3: Cross multiply
    32,386.72x = 48,574.48 × 9,015.52
  4. Step 4: Simplify right side
    32,386.72x = 437,924,195.93
  5. Step 5: Solve for x
    x = 437,924,195.93/32,386.72
  6. Step 6: Final answer
    x = 13,521.72

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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.