Home / 46,645.42-64,371.36-28,730.25

Finding the Fourth Proportional to 46,645.42, 64,371.36 and 28,730.25

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Solution

The fourth proportional to 46,645.42, 64,371.36 and 28,730.25 is: 39,648.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,645.42 : 64,371.36 = 28,730.25 : x
  2. Step 2: Convert to fraction form
    46,645.42/64,371.36 = 28,730.25/x
  3. Step 3: Cross multiply
    46,645.42x = 64,371.36 × 28,730.25
  4. Step 4: Simplify right side
    46,645.42x = 1,849,405,265.64
  5. Step 5: Solve for x
    x = 1,849,405,265.64/46,645.42
  6. Step 6: Final answer
    x = 39,648.16

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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.