Home / 32,440.28-44,768.28-18,290.40

Finding the Fourth Proportional to 32,440.28, 44,768.28 and 18,290.40

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Solution

The fourth proportional to 32,440.28, 44,768.28 and 18,290.40 is: 25,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,440.28 : 44,768.28 = 18,290.40 : x
  2. Step 2: Convert to fraction form
    32,440.28/44,768.28 = 18,290.40/x
  3. Step 3: Cross multiply
    32,440.28x = 44,768.28 × 18,290.40
  4. Step 4: Simplify right side
    32,440.28x = 818,829,748.51
  5. Step 5: Solve for x
    x = 818,829,748.51/32,440.28
  6. Step 6: Final answer
    x = 25,241.14

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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.