Home / 43,173.80-64,776.90-16,897.40

Finding the Fourth Proportional to 43,173.80, 64,776.90 and 16,897.40

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Solution

The fourth proportional to 43,173.80, 64,776.90 and 16,897.40 is: 25,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,173.80 : 64,776.90 = 16,897.40 : x
  2. Step 2: Convert to fraction form
    43,173.80/64,776.90 = 16,897.40/x
  3. Step 3: Cross multiply
    43,173.80x = 64,776.90 × 16,897.40
  4. Step 4: Simplify right side
    43,173.80x = 1,094,561,190.06
  5. Step 5: Solve for x
    x = 1,094,561,190.06/43,173.80
  6. Step 6: Final answer
    x = 25,352.44

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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.