Home / 34,743.66-47,946.13-18,828.50

Finding the Fourth Proportional to 34,743.66, 47,946.13 and 18,828.50

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Solution

The fourth proportional to 34,743.66, 47,946.13 and 18,828.50 is: 25,983.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,743.66 : 47,946.13 = 18,828.50 : x
  2. Step 2: Convert to fraction form
    34,743.66/47,946.13 = 18,828.50/x
  3. Step 3: Cross multiply
    34,743.66x = 47,946.13 × 18,828.50
  4. Step 4: Simplify right side
    34,743.66x = 902,753,708.71
  5. Step 5: Solve for x
    x = 902,753,708.71/34,743.66
  6. Step 6: Final answer
    x = 25,983.26

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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.