Home / 21,595.90-32,393.53-13,164.89

Finding the Fourth Proportional to 21,595.90, 32,393.53 and 13,164.89

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Solution

The fourth proportional to 21,595.90, 32,393.53 and 13,164.89 is: 19,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.90 : 32,393.53 = 13,164.89 : x
  2. Step 2: Convert to fraction form
    21,595.90/32,393.53 = 13,164.89/x
  3. Step 3: Cross multiply
    21,595.90x = 32,393.53 × 13,164.89
  4. Step 4: Simplify right side
    21,595.90x = 426,457,092.46
  5. Step 5: Solve for x
    x = 426,457,092.46/21,595.90
  6. Step 6: Final answer
    x = 19,747.13

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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.