Home / 34,065.84-47,007.20-18,956.08

Finding the Fourth Proportional to 34,065.84, 47,007.20 and 18,956.08

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Solution

The fourth proportional to 34,065.84, 47,007.20 and 18,956.08 is: 26,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,065.84 : 47,007.20 = 18,956.08 : x
  2. Step 2: Convert to fraction form
    34,065.84/47,007.20 = 18,956.08/x
  3. Step 3: Cross multiply
    34,065.84x = 47,007.20 × 18,956.08
  4. Step 4: Simplify right side
    34,065.84x = 891,072,243.78
  5. Step 5: Solve for x
    x = 891,072,243.78/34,065.84
  6. Step 6: Final answer
    x = 26,157.35

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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.