Home / 34,663.78-47,836.04-18,748.23

Finding the Fourth Proportional to 34,663.78, 47,836.04 and 18,748.23

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Solution

The fourth proportional to 34,663.78, 47,836.04 and 18,748.23 is: 25,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.78 : 47,836.04 = 18,748.23 : x
  2. Step 2: Convert to fraction form
    34,663.78/47,836.04 = 18,748.23/x
  3. Step 3: Cross multiply
    34,663.78x = 47,836.04 × 18,748.23
  4. Step 4: Simplify right side
    34,663.78x = 896,840,807.08
  5. Step 5: Solve for x
    x = 896,840,807.08/34,663.78
  6. Step 6: Final answer
    x = 25,872.56

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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.