Home / 35,537.18-49,044.18-20,434.74

Finding the Fourth Proportional to 35,537.18, 49,044.18 and 20,434.74

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Solution

The fourth proportional to 35,537.18, 49,044.18 and 20,434.74 is: 28,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,537.18 : 49,044.18 = 20,434.74 : x
  2. Step 2: Convert to fraction form
    35,537.18/49,044.18 = 20,434.74/x
  3. Step 3: Cross multiply
    35,537.18x = 49,044.18 × 20,434.74
  4. Step 4: Simplify right side
    35,537.18x = 1,002,205,066.81
  5. Step 5: Solve for x
    x = 1,002,205,066.81/35,537.18
  6. Step 6: Final answer
    x = 28,201.60

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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.