Home / 21,703.16-32,526.24-11,164.28

Finding the Fourth Proportional to 21,703.16, 32,526.24 and 11,164.28

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Solution

The fourth proportional to 21,703.16, 32,526.24 and 11,164.28 is: 16,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.16 : 32,526.24 = 11,164.28 : x
  2. Step 2: Convert to fraction form
    21,703.16/32,526.24 = 11,164.28/x
  3. Step 3: Cross multiply
    21,703.16x = 32,526.24 × 11,164.28
  4. Step 4: Simplify right side
    21,703.16x = 363,132,050.71
  5. Step 5: Solve for x
    x = 363,132,050.71/21,703.16
  6. Step 6: Final answer
    x = 16,731.76

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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.