Home / 35,669.70-49,275.42-28,490.18

Finding the Fourth Proportional to 35,669.70, 49,275.42 and 28,490.18

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Solution

The fourth proportional to 35,669.70, 49,275.42 and 28,490.18 is: 39,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,669.70 : 49,275.42 = 28,490.18 : x
  2. Step 2: Convert to fraction form
    35,669.70/49,275.42 = 28,490.18/x
  3. Step 3: Cross multiply
    35,669.70x = 49,275.42 × 28,490.18
  4. Step 4: Simplify right side
    35,669.70x = 1,403,865,585.38
  5. Step 5: Solve for x
    x = 1,403,865,585.38/35,669.70
  6. Step 6: Final answer
    x = 39,357.37

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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.