Home / 34,164.48-47,157.12-21,597.76

Finding the Fourth Proportional to 34,164.48, 47,157.12 and 21,597.76

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Solution

The fourth proportional to 34,164.48, 47,157.12 and 21,597.76 is: 29,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,164.48 : 47,157.12 = 21,597.76 : x
  2. Step 2: Convert to fraction form
    34,164.48/47,157.12 = 21,597.76/x
  3. Step 3: Cross multiply
    34,164.48x = 47,157.12 × 21,597.76
  4. Step 4: Simplify right side
    34,164.48x = 1,018,488,160.05
  5. Step 5: Solve for x
    x = 1,018,488,160.05/34,164.48
  6. Step 6: Final answer
    x = 29,811.32

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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.