Home / 32,681.39-45,095.00-18,538.79

Finding the Fourth Proportional to 32,681.39, 45,095.00 and 18,538.79

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Solution

The fourth proportional to 32,681.39, 45,095.00 and 18,538.79 is: 25,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,681.39 : 45,095.00 = 18,538.79 : x
  2. Step 2: Convert to fraction form
    32,681.39/45,095.00 = 18,538.79/x
  3. Step 3: Cross multiply
    32,681.39x = 45,095.00 × 18,538.79
  4. Step 4: Simplify right side
    32,681.39x = 836,006,416.88
  5. Step 5: Solve for x
    x = 836,006,416.88/32,681.39
  6. Step 6: Final answer
    x = 25,580.51

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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.