Home / 23,068.28-31,834.23-12,457.91

Finding the Fourth Proportional to 23,068.28, 31,834.23 and 12,457.91

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Solution

The fourth proportional to 23,068.28, 31,834.23 and 12,457.91 is: 17,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,068.28 : 31,834.23 = 12,457.91 : x
  2. Step 2: Convert to fraction form
    23,068.28/31,834.23 = 12,457.91/x
  3. Step 3: Cross multiply
    23,068.28x = 31,834.23 × 12,457.91
  4. Step 4: Simplify right side
    23,068.28x = 396,588,005.13
  5. Step 5: Solve for x
    x = 396,588,005.13/23,068.28
  6. Step 6: Final answer
    x = 17,191.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.