Home / 46,784.03-64,644.30-40,805.32

Finding the Fourth Proportional to 46,784.03, 64,644.30 and 40,805.32

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Solution

The fourth proportional to 46,784.03, 64,644.30 and 40,805.32 is: 56,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,784.03 : 64,644.30 = 40,805.32 : x
  2. Step 2: Convert to fraction form
    46,784.03/64,644.30 = 40,805.32/x
  3. Step 3: Cross multiply
    46,784.03x = 64,644.30 × 40,805.32
  4. Step 4: Simplify right side
    46,784.03x = 2,637,831,422.04
  5. Step 5: Solve for x
    x = 2,637,831,422.04/46,784.03
  6. Step 6: Final answer
    x = 56,383.16

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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.