Home / 47,077.31-64,966.46-25,566.90

Finding the Fourth Proportional to 47,077.31, 64,966.46 and 25,566.90

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Solution

The fourth proportional to 47,077.31, 64,966.46 and 25,566.90 is: 35,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.31 : 64,966.46 = 25,566.90 : x
  2. Step 2: Convert to fraction form
    47,077.31/64,966.46 = 25,566.90/x
  3. Step 3: Cross multiply
    47,077.31x = 64,966.46 × 25,566.90
  4. Step 4: Simplify right side
    47,077.31x = 1,660,991,212.51
  5. Step 5: Solve for x
    x = 1,660,991,212.51/47,077.31
  6. Step 6: Final answer
    x = 35,282.20

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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.