Home / 51,881.40-77,697.36-29,627.32

Finding the Fourth Proportional to 51,881.40, 77,697.36 and 29,627.32

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Solution

The fourth proportional to 51,881.40, 77,697.36 and 29,627.32 is: 44,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,881.40 : 77,697.36 = 29,627.32 : x
  2. Step 2: Convert to fraction form
    51,881.40/77,697.36 = 29,627.32/x
  3. Step 3: Cross multiply
    51,881.40x = 77,697.36 × 29,627.32
  4. Step 4: Simplify right side
    51,881.40x = 2,301,964,547.88
  5. Step 5: Solve for x
    x = 2,301,964,547.88/51,881.40
  6. Step 6: Final answer
    x = 44,369.75

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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.