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Finding the Fourth Proportional to 46,672.92, 64,409.90 and 28,526.58

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Solution

The fourth proportional to 46,672.92, 64,409.90 and 28,526.58 is: 39,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672.92 : 64,409.90 = 28,526.58 : x
  2. Step 2: Convert to fraction form
    46,672.92/64,409.90 = 28,526.58/x
  3. Step 3: Cross multiply
    46,672.92x = 64,409.90 × 28,526.58
  4. Step 4: Simplify right side
    46,672.92x = 1,837,394,022.51
  5. Step 5: Solve for x
    x = 1,837,394,022.51/46,672.92
  6. Step 6: Final answer
    x = 39,367.45

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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.