Home / 46,898.45-64,713.70-28,757.29

Finding the Fourth Proportional to 46,898.45, 64,713.70 and 28,757.29

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Solution

The fourth proportional to 46,898.45, 64,713.70 and 28,757.29 is: 39,681.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,898.45 : 64,713.70 = 28,757.29 : x
  2. Step 2: Convert to fraction form
    46,898.45/64,713.70 = 28,757.29/x
  3. Step 3: Cross multiply
    46,898.45x = 64,713.70 × 28,757.29
  4. Step 4: Simplify right side
    46,898.45x = 1,860,990,637.87
  5. Step 5: Solve for x
    x = 1,860,990,637.87/46,898.45
  6. Step 6: Final answer
    x = 39,681.28

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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.