Home / 32,783.11-45,230.12-19,358.84

Finding the Fourth Proportional to 32,783.11, 45,230.12 and 19,358.84

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Solution

The fourth proportional to 32,783.11, 45,230.12 and 19,358.84 is: 26,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,783.11 : 45,230.12 = 19,358.84 : x
  2. Step 2: Convert to fraction form
    32,783.11/45,230.12 = 19,358.84/x
  3. Step 3: Cross multiply
    32,783.11x = 45,230.12 × 19,358.84
  4. Step 4: Simplify right side
    32,783.11x = 875,602,656.26
  5. Step 5: Solve for x
    x = 875,602,656.26/32,783.11
  6. Step 6: Final answer
    x = 26,708.96

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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.