Home / 21,575.12-32,349.72-14,628.56

Finding the Fourth Proportional to 21,575.12, 32,349.72 and 14,628.56

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Solution

The fourth proportional to 21,575.12, 32,349.72 and 14,628.56 is: 21,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575.12 : 32,349.72 = 14,628.56 : x
  2. Step 2: Convert to fraction form
    21,575.12/32,349.72 = 14,628.56/x
  3. Step 3: Cross multiply
    21,575.12x = 32,349.72 × 14,628.56
  4. Step 4: Simplify right side
    21,575.12x = 473,229,820.00
  5. Step 5: Solve for x
    x = 473,229,820.00/21,575.12
  6. Step 6: Final answer
    x = 21,934.05

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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.