Home / 51,638.30-77,457.45-16,602.56

Finding the Fourth Proportional to 51,638.30, 77,457.45 and 16,602.56

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Solution

The fourth proportional to 51,638.30, 77,457.45 and 16,602.56 is: 24,903.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,638.30 : 77,457.45 = 16,602.56 : x
  2. Step 2: Convert to fraction form
    51,638.30/77,457.45 = 16,602.56/x
  3. Step 3: Cross multiply
    51,638.30x = 77,457.45 × 16,602.56
  4. Step 4: Simplify right side
    51,638.30x = 1,285,991,864.25
  5. Step 5: Solve for x
    x = 1,285,991,864.25/51,638.30
  6. Step 6: Final answer
    x = 24,903.84

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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.