Home / 35,600.07-49,126.89-20,490.63

Finding the Fourth Proportional to 35,600.07, 49,126.89 and 20,490.63

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Solution

The fourth proportional to 35,600.07, 49,126.89 and 20,490.63 is: 28,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,600.07 : 49,126.89 = 20,490.63 : x
  2. Step 2: Convert to fraction form
    35,600.07/49,126.89 = 20,490.63/x
  3. Step 3: Cross multiply
    35,600.07x = 49,126.89 × 20,490.63
  4. Step 4: Simplify right side
    35,600.07x = 1,006,640,926.04
  5. Step 5: Solve for x
    x = 1,006,640,926.04/35,600.07
  6. Step 6: Final answer
    x = 28,276.37

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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.