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Finding the Fourth Proportional to 32,235.71, 48,341.25 and 12,511.71

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Solution

The fourth proportional to 32,235.71, 48,341.25 and 12,511.71 is: 18,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,235.71 : 48,341.25 = 12,511.71 : x
  2. Step 2: Convert to fraction form
    32,235.71/48,341.25 = 12,511.71/x
  3. Step 3: Cross multiply
    32,235.71x = 48,341.25 × 12,511.71
  4. Step 4: Simplify right side
    32,235.71x = 604,831,701.04
  5. Step 5: Solve for x
    x = 604,831,701.04/32,235.71
  6. Step 6: Final answer
    x = 18,762.79

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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.