Home / 47,039.64-64,915.47-25,820.88

Finding the Fourth Proportional to 47,039.64, 64,915.47 and 25,820.88

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Solution

The fourth proportional to 47,039.64, 64,915.47 and 25,820.88 is: 35,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.64 : 64,915.47 = 25,820.88 : x
  2. Step 2: Convert to fraction form
    47,039.64/64,915.47 = 25,820.88/x
  3. Step 3: Cross multiply
    47,039.64x = 64,915.47 × 25,820.88
  4. Step 4: Simplify right side
    47,039.64x = 1,676,174,561.01
  5. Step 5: Solve for x
    x = 1,676,174,561.01/47,039.64
  6. Step 6: Final answer
    x = 35,633.24

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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.