Home / 35,929.32-53,880.84-13,731.72

Finding the Fourth Proportional to 35,929.32, 53,880.84 and 13,731.72

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Solution

The fourth proportional to 35,929.32, 53,880.84 and 13,731.72 is: 20,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.32 : 53,880.84 = 13,731.72 : x
  2. Step 2: Convert to fraction form
    35,929.32/53,880.84 = 13,731.72/x
  3. Step 3: Cross multiply
    35,929.32x = 53,880.84 × 13,731.72
  4. Step 4: Simplify right side
    35,929.32x = 739,876,608.24
  5. Step 5: Solve for x
    x = 739,876,608.24/35,929.32
  6. Step 6: Final answer
    x = 20,592.56

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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.