Home / 56,421.76-84,627.84-23,132.32

Finding the Fourth Proportional to 56,421.76, 84,627.84 and 23,132.32

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Solution

The fourth proportional to 56,421.76, 84,627.84 and 23,132.32 is: 34,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,421.76 : 84,627.84 = 23,132.32 : x
  2. Step 2: Convert to fraction form
    56,421.76/84,627.84 = 23,132.32/x
  3. Step 3: Cross multiply
    56,421.76x = 84,627.84 × 23,132.32
  4. Step 4: Simplify right side
    56,421.76x = 1,957,638,275.79
  5. Step 5: Solve for x
    x = 1,957,638,275.79/56,421.76
  6. Step 6: Final answer
    x = 34,696.51

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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.