Home / 46,645.13-64,319.46-31,511.53

Finding the Fourth Proportional to 46,645.13, 64,319.46 and 31,511.53

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Solution

The fourth proportional to 46,645.13, 64,319.46 and 31,511.53 is: 43,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,645.13 : 64,319.46 = 31,511.53 : x
  2. Step 2: Convert to fraction form
    46,645.13/64,319.46 = 31,511.53/x
  3. Step 3: Cross multiply
    46,645.13x = 64,319.46 × 31,511.53
  4. Step 4: Simplify right side
    46,645.13x = 2,026,804,593.37
  5. Step 5: Solve for x
    x = 2,026,804,593.37/46,645.13
  6. Step 6: Final answer
    x = 43,451.58

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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.