Home / 32,637.39-45,039.63-18,490.25

Finding the Fourth Proportional to 32,637.39, 45,039.63 and 18,490.25

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Solution

The fourth proportional to 32,637.39, 45,039.63 and 18,490.25 is: 25,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,637.39 : 45,039.63 = 18,490.25 : x
  2. Step 2: Convert to fraction form
    32,637.39/45,039.63 = 18,490.25/x
  3. Step 3: Cross multiply
    32,637.39x = 45,039.63 × 18,490.25
  4. Step 4: Simplify right side
    32,637.39x = 832,793,793.41
  5. Step 5: Solve for x
    x = 832,793,793.41/32,637.39
  6. Step 6: Final answer
    x = 25,516.56

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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.