Home / 46,894.48-64,715.20-28,989.04

Finding the Fourth Proportional to 46,894.48, 64,715.20 and 28,989.04

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Solution

The fourth proportional to 46,894.48, 64,715.20 and 28,989.04 is: 40,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,894.48 : 64,715.20 = 28,989.04 : x
  2. Step 2: Convert to fraction form
    46,894.48/64,715.20 = 28,989.04/x
  3. Step 3: Cross multiply
    46,894.48x = 64,715.20 × 28,989.04
  4. Step 4: Simplify right side
    46,894.48x = 1,876,031,521.41
  5. Step 5: Solve for x
    x = 1,876,031,521.41/46,894.48
  6. Step 6: Final answer
    x = 40,005.38

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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.