Home / 46,538.40-64,221.15-25,317.21

Finding the Fourth Proportional to 46,538.40, 64,221.15 and 25,317.21

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Solution

The fourth proportional to 46,538.40, 64,221.15 and 25,317.21 is: 34,936.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,538.40 : 64,221.15 = 25,317.21 : x
  2. Step 2: Convert to fraction form
    46,538.40/64,221.15 = 25,317.21/x
  3. Step 3: Cross multiply
    46,538.40x = 64,221.15 × 25,317.21
  4. Step 4: Simplify right side
    46,538.40x = 1,625,900,340.99
  5. Step 5: Solve for x
    x = 1,625,900,340.99/46,538.40
  6. Step 6: Final answer
    x = 34,936.75

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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.