Home / 46,345.91-63,954.36-28,436.81

Finding the Fourth Proportional to 46,345.91, 63,954.36 and 28,436.81

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Solution

The fourth proportional to 46,345.91, 63,954.36 and 28,436.81 is: 39,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,345.91 : 63,954.36 = 28,436.81 : x
  2. Step 2: Convert to fraction form
    46,345.91/63,954.36 = 28,436.81/x
  3. Step 3: Cross multiply
    46,345.91x = 63,954.36 × 28,436.81
  4. Step 4: Simplify right side
    46,345.91x = 1,818,657,664.22
  5. Step 5: Solve for x
    x = 1,818,657,664.22/46,345.91
  6. Step 6: Final answer
    x = 39,240.96

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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.