Home / 21,373.52-29,495.34-11,814.08

Finding the Fourth Proportional to 21,373.52, 29,495.34 and 11,814.08

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Solution

The fourth proportional to 21,373.52, 29,495.34 and 11,814.08 is: 16,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.52 : 29,495.34 = 11,814.08 : x
  2. Step 2: Convert to fraction form
    21,373.52/29,495.34 = 11,814.08/x
  3. Step 3: Cross multiply
    21,373.52x = 29,495.34 × 11,814.08
  4. Step 4: Simplify right side
    21,373.52x = 348,460,306.39
  5. Step 5: Solve for x
    x = 348,460,306.39/21,373.52
  6. Step 6: Final answer
    x = 16,303.37

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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.