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Finding the Fourth Proportional to 46,907.68, 64,731.96 and 25,686.96

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Solution

The fourth proportional to 46,907.68, 64,731.96 and 25,686.96 is: 35,447.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,907.68 : 64,731.96 = 25,686.96 : x
  2. Step 2: Convert to fraction form
    46,907.68/64,731.96 = 25,686.96/x
  3. Step 3: Cross multiply
    46,907.68x = 64,731.96 × 25,686.96
  4. Step 4: Simplify right side
    46,907.68x = 1,662,767,267.24
  5. Step 5: Solve for x
    x = 1,662,767,267.24/46,907.68
  6. Step 6: Final answer
    x = 35,447.66

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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.