Home / 49,509.90-68,322.15-35,386.38

Finding the Fourth Proportional to 49,509.90, 68,322.15 and 35,386.38

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Solution

The fourth proportional to 49,509.90, 68,322.15 and 35,386.38 is: 48,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509.90 : 68,322.15 = 35,386.38 : x
  2. Step 2: Convert to fraction form
    49,509.90/68,322.15 = 35,386.38/x
  3. Step 3: Cross multiply
    49,509.90x = 68,322.15 × 35,386.38
  4. Step 4: Simplify right side
    49,509.90x = 2,417,673,562.32
  5. Step 5: Solve for x
    x = 2,417,673,562.32/49,509.90
  6. Step 6: Final answer
    x = 48,832.12

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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.