Home / 14,313.48-19,753.38-8,648.17

Finding the Fourth Proportional to 14,313.48, 19,753.38 and 8,648.17

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Solution

The fourth proportional to 14,313.48, 19,753.38 and 8,648.17 is: 11,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.48 : 19,753.38 = 8,648.17 : x
  2. Step 2: Convert to fraction form
    14,313.48/19,753.38 = 8,648.17/x
  3. Step 3: Cross multiply
    14,313.48x = 19,753.38 × 8,648.17
  4. Step 4: Simplify right side
    14,313.48x = 170,830,588.31
  5. Step 5: Solve for x
    x = 170,830,588.31/14,313.48
  6. Step 6: Final answer
    x = 11,934.94

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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.