Home / 43,006.04-64,528.08-16,712.78

Finding the Fourth Proportional to 43,006.04, 64,528.08 and 16,712.78

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Solution

The fourth proportional to 43,006.04, 64,528.08 and 16,712.78 is: 25,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,006.04 : 64,528.08 = 16,712.78 : x
  2. Step 2: Convert to fraction form
    43,006.04/64,528.08 = 16,712.78/x
  3. Step 3: Cross multiply
    43,006.04x = 64,528.08 × 16,712.78
  4. Step 4: Simplify right side
    43,006.04x = 1,078,443,604.86
  5. Step 5: Solve for x
    x = 1,078,443,604.86/43,006.04
  6. Step 6: Final answer
    x = 25,076.56

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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.