Home / 53,696.08-80,476.08-30,335.68

Finding the Fourth Proportional to 53,696.08, 80,476.08 and 30,335.68

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Solution

The fourth proportional to 53,696.08, 80,476.08 and 30,335.68 is: 45,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,696.08 : 80,476.08 = 30,335.68 : x
  2. Step 2: Convert to fraction form
    53,696.08/80,476.08 = 30,335.68/x
  3. Step 3: Cross multiply
    53,696.08x = 80,476.08 × 30,335.68
  4. Step 4: Simplify right side
    53,696.08x = 2,441,296,610.53
  5. Step 5: Solve for x
    x = 2,441,296,610.53/53,696.08
  6. Step 6: Final answer
    x = 45,465.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.