Home / 45,335.04-68,002.47-12,055.11

Finding the Fourth Proportional to 45,335.04, 68,002.47 and 12,055.11

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Solution

The fourth proportional to 45,335.04, 68,002.47 and 12,055.11 is: 18,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,335.04 : 68,002.47 = 12,055.11 : x
  2. Step 2: Convert to fraction form
    45,335.04/68,002.47 = 12,055.11/x
  3. Step 3: Cross multiply
    45,335.04x = 68,002.47 × 12,055.11
  4. Step 4: Simplify right side
    45,335.04x = 819,777,256.12
  5. Step 5: Solve for x
    x = 819,777,256.12/45,335.04
  6. Step 6: Final answer
    x = 18,082.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.