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Finding the Fourth Proportional to 46,840.70, 64,641.71 and 25,619.96

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Solution

The fourth proportional to 46,840.70, 64,641.71 and 25,619.96 is: 35,356.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,840.70 : 64,641.71 = 25,619.96 : x
  2. Step 2: Convert to fraction form
    46,840.70/64,641.71 = 25,619.96/x
  3. Step 3: Cross multiply
    46,840.70x = 64,641.71 × 25,619.96
  4. Step 4: Simplify right side
    46,840.70x = 1,656,117,896.43
  5. Step 5: Solve for x
    x = 1,656,117,896.43/46,840.70
  6. Step 6: Final answer
    x = 35,356.39

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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.