Home / 32,975.72-45,507.35-20,235.95

Finding the Fourth Proportional to 32,975.72, 45,507.35 and 20,235.95

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Solution

The fourth proportional to 32,975.72, 45,507.35 and 20,235.95 is: 27,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.72 : 45,507.35 = 20,235.95 : x
  2. Step 2: Convert to fraction form
    32,975.72/45,507.35 = 20,235.95/x
  3. Step 3: Cross multiply
    32,975.72x = 45,507.35 × 20,235.95
  4. Step 4: Simplify right side
    32,975.72x = 920,884,459.23
  5. Step 5: Solve for x
    x = 920,884,459.23/32,975.72
  6. Step 6: Final answer
    x = 27,926.14

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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.