Home / 25,319.10-38,002.48-12,848.07

Finding the Fourth Proportional to 25,319.10, 38,002.48 and 12,848.07

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Solution

The fourth proportional to 25,319.10, 38,002.48 and 12,848.07 is: 19,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.10 : 38,002.48 = 12,848.07 : x
  2. Step 2: Convert to fraction form
    25,319.10/38,002.48 = 12,848.07/x
  3. Step 3: Cross multiply
    25,319.10x = 38,002.48 × 12,848.07
  4. Step 4: Simplify right side
    25,319.10x = 488,258,523.21
  5. Step 5: Solve for x
    x = 488,258,523.21/25,319.10
  6. Step 6: Final answer
    x = 19,284.20

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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.