Home / 35,804.34-49,398.84-20,691.45

Finding the Fourth Proportional to 35,804.34, 49,398.84 and 20,691.45

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Solution

The fourth proportional to 35,804.34, 49,398.84 and 20,691.45 is: 28,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.34 : 49,398.84 = 20,691.45 : x
  2. Step 2: Convert to fraction form
    35,804.34/49,398.84 = 20,691.45/x
  3. Step 3: Cross multiply
    35,804.34x = 49,398.84 × 20,691.45
  4. Step 4: Simplify right side
    35,804.34x = 1,022,133,627.92
  5. Step 5: Solve for x
    x = 1,022,133,627.92/35,804.34
  6. Step 6: Final answer
    x = 28,547.76

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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.