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Finding the Fourth Proportional to 34,599.16, 47,749.26 and 19,695.16

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Solution

The fourth proportional to 34,599.16, 47,749.26 and 19,695.16 is: 27,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,599.16 : 47,749.26 = 19,695.16 : x
  2. Step 2: Convert to fraction form
    34,599.16/47,749.26 = 19,695.16/x
  3. Step 3: Cross multiply
    34,599.16x = 47,749.26 × 19,695.16
  4. Step 4: Simplify right side
    34,599.16x = 940,429,315.58
  5. Step 5: Solve for x
    x = 940,429,315.58/34,599.16
  6. Step 6: Final answer
    x = 27,180.70

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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.