Home / 32,847.51-45,329.61-18,700.36

Finding the Fourth Proportional to 32,847.51, 45,329.61 and 18,700.36

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Solution

The fourth proportional to 32,847.51, 45,329.61 and 18,700.36 is: 25,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,847.51 : 45,329.61 = 18,700.36 : x
  2. Step 2: Convert to fraction form
    32,847.51/45,329.61 = 18,700.36/x
  3. Step 3: Cross multiply
    32,847.51x = 45,329.61 × 18,700.36
  4. Step 4: Simplify right side
    32,847.51x = 847,680,025.66
  5. Step 5: Solve for x
    x = 847,680,025.66/32,847.51
  6. Step 6: Final answer
    x = 25,806.52

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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.