Home / 45,600.08-62,929.14-28,605.04

Finding the Fourth Proportional to 45,600.08, 62,929.14 and 28,605.04

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Solution

The fourth proportional to 45,600.08, 62,929.14 and 28,605.04 is: 39,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,600.08 : 62,929.14 = 28,605.04 : x
  2. Step 2: Convert to fraction form
    45,600.08/62,929.14 = 28,605.04/x
  3. Step 3: Cross multiply
    45,600.08x = 62,929.14 × 28,605.04
  4. Step 4: Simplify right side
    45,600.08x = 1,800,090,566.87
  5. Step 5: Solve for x
    x = 1,800,090,566.87/45,600.08
  6. Step 6: Final answer
    x = 39,475.60

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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.