Home / 63,728.10-87,953.58-36,886.32

Finding the Fourth Proportional to 63,728.10, 87,953.58 and 36,886.32

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Solution

The fourth proportional to 63,728.10, 87,953.58 and 36,886.32 is: 50,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728.10 : 87,953.58 = 36,886.32 : x
  2. Step 2: Convert to fraction form
    63,728.10/87,953.58 = 36,886.32/x
  3. Step 3: Cross multiply
    63,728.10x = 87,953.58 × 36,886.32
  4. Step 4: Simplify right side
    63,728.10x = 3,244,283,897.03
  5. Step 5: Solve for x
    x = 3,244,283,897.03/63,728.10
  6. Step 6: Final answer
    x = 50,908.22

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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.