Home / 24,946.78-34,426.51-13,768.78

Finding the Fourth Proportional to 24,946.78, 34,426.51 and 13,768.78

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Solution

The fourth proportional to 24,946.78, 34,426.51 and 13,768.78 is: 19,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,946.78 : 34,426.51 = 13,768.78 : x
  2. Step 2: Convert to fraction form
    24,946.78/34,426.51 = 13,768.78/x
  3. Step 3: Cross multiply
    24,946.78x = 34,426.51 × 13,768.78
  4. Step 4: Simplify right side
    24,946.78x = 474,011,042.36
  5. Step 5: Solve for x
    x = 474,011,042.36/24,946.78
  6. Step 6: Final answer
    x = 19,000.89

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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.