Home / 32,987.75-45,525.98-18,086.63

Finding the Fourth Proportional to 32,987.75, 45,525.98 and 18,086.63

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Solution

The fourth proportional to 32,987.75, 45,525.98 and 18,086.63 is: 24,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987.75 : 45,525.98 = 18,086.63 : x
  2. Step 2: Convert to fraction form
    32,987.75/45,525.98 = 18,086.63/x
  3. Step 3: Cross multiply
    32,987.75x = 45,525.98 × 18,086.63
  4. Step 4: Simplify right side
    32,987.75x = 823,411,465.21
  5. Step 5: Solve for x
    x = 823,411,465.21/32,987.75
  6. Step 6: Final answer
    x = 24,961.13

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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.