Home / 32,645.80-45,050.74-18,305.56

Finding the Fourth Proportional to 32,645.80, 45,050.74 and 18,305.56

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Solution

The fourth proportional to 32,645.80, 45,050.74 and 18,305.56 is: 25,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,645.80 : 45,050.74 = 18,305.56 : x
  2. Step 2: Convert to fraction form
    32,645.80/45,050.74 = 18,305.56/x
  3. Step 3: Cross multiply
    32,645.80x = 45,050.74 × 18,305.56
  4. Step 4: Simplify right side
    32,645.80x = 824,679,024.11
  5. Step 5: Solve for x
    x = 824,679,024.11/32,645.80
  6. Step 6: Final answer
    x = 25,261.41

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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.