Home / 51,237.60-76,856.40-14,301.60

Finding the Fourth Proportional to 51,237.60, 76,856.40 and 14,301.60

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Solution

The fourth proportional to 51,237.60, 76,856.40 and 14,301.60 is: 21,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,237.60 : 76,856.40 = 14,301.60 : x
  2. Step 2: Convert to fraction form
    51,237.60/76,856.40 = 14,301.60/x
  3. Step 3: Cross multiply
    51,237.60x = 76,856.40 × 14,301.60
  4. Step 4: Simplify right side
    51,237.60x = 1,099,169,490.24
  5. Step 5: Solve for x
    x = 1,099,169,490.24/51,237.60
  6. Step 6: Final answer
    x = 21,452.40

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1.5x scale

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.