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Finding the Fourth Proportional to 34,856.60, 48,098.21 and 19,746.03

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Solution

The fourth proportional to 34,856.60, 48,098.21 and 19,746.03 is: 27,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,856.60 : 48,098.21 = 19,746.03 : x
  2. Step 2: Convert to fraction form
    34,856.60/48,098.21 = 19,746.03/x
  3. Step 3: Cross multiply
    34,856.60x = 48,098.21 × 19,746.03
  4. Step 4: Simplify right side
    34,856.60x = 949,748,697.61
  5. Step 5: Solve for x
    x = 949,748,697.61/34,856.60
  6. Step 6: Final answer
    x = 27,247.31

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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.