Home / 32,487.09-48,710.58-12,756.70

Finding the Fourth Proportional to 32,487.09, 48,710.58 and 12,756.70

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Solution

The fourth proportional to 32,487.09, 48,710.58 and 12,756.70 is: 19,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.09 : 48,710.58 = 12,756.70 : x
  2. Step 2: Convert to fraction form
    32,487.09/48,710.58 = 12,756.70/x
  3. Step 3: Cross multiply
    32,487.09x = 48,710.58 × 12,756.70
  4. Step 4: Simplify right side
    32,487.09x = 621,386,255.89
  5. Step 5: Solve for x
    x = 621,386,255.89/32,487.09
  6. Step 6: Final answer
    x = 19,127.18

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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.