Home / 51,308.16-77,002.56-26,347.20

Finding the Fourth Proportional to 51,308.16, 77,002.56 and 26,347.20

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Solution

The fourth proportional to 51,308.16, 77,002.56 and 26,347.20 is: 39,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,308.16 : 77,002.56 = 26,347.20 : x
  2. Step 2: Convert to fraction form
    51,308.16/77,002.56 = 26,347.20/x
  3. Step 3: Cross multiply
    51,308.16x = 77,002.56 × 26,347.20
  4. Step 4: Simplify right side
    51,308.16x = 2,028,801,848.83
  5. Step 5: Solve for x
    x = 2,028,801,848.83/51,308.16
  6. Step 6: Final answer
    x = 39,541.50

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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.