Home / 32,742.07-45,180.42-18,398.59

Finding the Fourth Proportional to 32,742.07, 45,180.42 and 18,398.59

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Solution

The fourth proportional to 32,742.07, 45,180.42 and 18,398.59 is: 25,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.07 : 45,180.42 = 18,398.59 : x
  2. Step 2: Convert to fraction form
    32,742.07/45,180.42 = 18,398.59/x
  3. Step 3: Cross multiply
    32,742.07x = 45,180.42 × 18,398.59
  4. Step 4: Simplify right side
    32,742.07x = 831,256,023.61
  5. Step 5: Solve for x
    x = 831,256,023.61/32,742.07
  6. Step 6: Final answer
    x = 25,388.01

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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.