Home / 47,907.16-66,113.92-26,686.42

Finding the Fourth Proportional to 47,907.16, 66,113.92 and 26,686.42

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Solution

The fourth proportional to 47,907.16, 66,113.92 and 26,686.42 is: 36,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.16 : 66,113.92 = 26,686.42 : x
  2. Step 2: Convert to fraction form
    47,907.16/66,113.92 = 26,686.42/x
  3. Step 3: Cross multiply
    47,907.16x = 66,113.92 × 26,686.42
  4. Step 4: Simplify right side
    47,907.16x = 1,764,343,836.97
  5. Step 5: Solve for x
    x = 1,764,343,836.97/47,907.16
  6. Step 6: Final answer
    x = 36,828.40

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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.