Home / 21,526.25-29,707.77-12,094.82

Finding the Fourth Proportional to 21,526.25, 29,707.77 and 12,094.82

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Solution

The fourth proportional to 21,526.25, 29,707.77 and 12,094.82 is: 16,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,526.25 : 29,707.77 = 12,094.82 : x
  2. Step 2: Convert to fraction form
    21,526.25/29,707.77 = 12,094.82/x
  3. Step 3: Cross multiply
    21,526.25x = 29,707.77 × 12,094.82
  4. Step 4: Simplify right side
    21,526.25x = 359,310,130.75
  5. Step 5: Solve for x
    x = 359,310,130.75/21,526.25
  6. Step 6: Final answer
    x = 16,691.72

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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.