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Finding the Fourth Proportional to 46,856.70, 64,662.84 and 25,636.32

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Solution

The fourth proportional to 46,856.70, 64,662.84 and 25,636.32 is: 35,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,856.70 : 64,662.84 = 25,636.32 : x
  2. Step 2: Convert to fraction form
    46,856.70/64,662.84 = 25,636.32/x
  3. Step 3: Cross multiply
    46,856.70x = 64,662.84 × 25,636.32
  4. Step 4: Simplify right side
    46,856.70x = 1,657,717,258.35
  5. Step 5: Solve for x
    x = 1,657,717,258.35/46,856.70
  6. Step 6: Final answer
    x = 35,378.45

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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.