Home / 23,140.30-34,703.26-8,347.29

Finding the Fourth Proportional to 23,140.30, 34,703.26 and 8,347.29

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Solution

The fourth proportional to 23,140.30, 34,703.26 and 8,347.29 is: 12,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,140.30 : 34,703.26 = 8,347.29 : x
  2. Step 2: Convert to fraction form
    23,140.30/34,703.26 = 8,347.29/x
  3. Step 3: Cross multiply
    23,140.30x = 34,703.26 × 8,347.29
  4. Step 4: Simplify right side
    23,140.30x = 289,678,175.17
  5. Step 5: Solve for x
    x = 289,678,175.17/23,140.30
  6. Step 6: Final answer
    x = 12,518.34

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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.