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Finding the Fourth Proportional to 34,117.46, 47,081.08 and 19,009.20

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Solution

The fourth proportional to 34,117.46, 47,081.08 and 19,009.20 is: 26,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.46 : 47,081.08 = 19,009.20 : x
  2. Step 2: Convert to fraction form
    34,117.46/47,081.08 = 19,009.20/x
  3. Step 3: Cross multiply
    34,117.46x = 47,081.08 × 19,009.20
  4. Step 4: Simplify right side
    34,117.46x = 894,973,665.94
  5. Step 5: Solve for x
    x = 894,973,665.94/34,117.46
  6. Step 6: Final answer
    x = 26,232.13

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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.