Home / 14,313.34-19,752.52-7,940.35

Finding the Fourth Proportional to 14,313.34, 19,752.52 and 7,940.35

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Solution

The fourth proportional to 14,313.34, 19,752.52 and 7,940.35 is: 10,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.34 : 19,752.52 = 7,940.35 : x
  2. Step 2: Convert to fraction form
    14,313.34/19,752.52 = 7,940.35/x
  3. Step 3: Cross multiply
    14,313.34x = 19,752.52 × 7,940.35
  4. Step 4: Simplify right side
    14,313.34x = 156,841,882.85
  5. Step 5: Solve for x
    x = 156,841,882.85/14,313.34
  6. Step 6: Final answer
    x = 10,957.74

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1.5x scale

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.