Home / 47,457.16-71,192.28-16,288.36

Finding the Fourth Proportional to 47,457.16, 71,192.28 and 16,288.36

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Solution

The fourth proportional to 47,457.16, 71,192.28 and 16,288.36 is: 24,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,457.16 : 71,192.28 = 16,288.36 : x
  2. Step 2: Convert to fraction form
    47,457.16/71,192.28 = 16,288.36/x
  3. Step 3: Cross multiply
    47,457.16x = 71,192.28 × 16,288.36
  4. Step 4: Simplify right side
    47,457.16x = 1,159,605,485.86
  5. Step 5: Solve for x
    x = 1,159,605,485.86/47,457.16
  6. Step 6: Final answer
    x = 24,434.78

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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.