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Finding the Fourth Proportional to 34,583.71, 47,730.06 and 19,479.34

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Solution

The fourth proportional to 34,583.71, 47,730.06 and 19,479.34 is: 26,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,583.71 : 47,730.06 = 19,479.34 : x
  2. Step 2: Convert to fraction form
    34,583.71/47,730.06 = 19,479.34/x
  3. Step 3: Cross multiply
    34,583.71x = 47,730.06 × 19,479.34
  4. Step 4: Simplify right side
    34,583.71x = 929,750,066.96
  5. Step 5: Solve for x
    x = 929,750,066.96/34,583.71
  6. Step 6: Final answer
    x = 26,884.05

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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.