Home / 30,696.40-46,044.12-15,102.64

Finding the Fourth Proportional to 30,696.40, 46,044.12 and 15,102.64

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Solution

The fourth proportional to 30,696.40, 46,044.12 and 15,102.64 is: 22,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696.40 : 46,044.12 = 15,102.64 : x
  2. Step 2: Convert to fraction form
    30,696.40/46,044.12 = 15,102.64/x
  3. Step 3: Cross multiply
    30,696.40x = 46,044.12 × 15,102.64
  4. Step 4: Simplify right side
    30,696.40x = 695,387,768.48
  5. Step 5: Solve for x
    x = 695,387,768.48/30,696.40
  6. Step 6: Final answer
    x = 22,653.72

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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.