Home / 53,522.91-80,261.10-28,557.39

Finding the Fourth Proportional to 53,522.91, 80,261.10 and 28,557.39

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Solution

The fourth proportional to 53,522.91, 80,261.10 and 28,557.39 is: 42,823.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,522.91 : 80,261.10 = 28,557.39 : x
  2. Step 2: Convert to fraction form
    53,522.91/80,261.10 = 28,557.39/x
  3. Step 3: Cross multiply
    53,522.91x = 80,261.10 × 28,557.39
  4. Step 4: Simplify right side
    53,522.91x = 2,292,047,534.53
  5. Step 5: Solve for x
    x = 2,292,047,534.53/53,522.91
  6. Step 6: Final answer
    x = 42,823.67

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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.