Home / 51,015.36-76,445.28-23,280.96

Finding the Fourth Proportional to 51,015.36, 76,445.28 and 23,280.96

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Solution

The fourth proportional to 51,015.36, 76,445.28 and 23,280.96 is: 34,885.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,015.36 : 76,445.28 = 23,280.96 : x
  2. Step 2: Convert to fraction form
    51,015.36/76,445.28 = 23,280.96/x
  3. Step 3: Cross multiply
    51,015.36x = 76,445.28 × 23,280.96
  4. Step 4: Simplify right side
    51,015.36x = 1,779,719,505.87
  5. Step 5: Solve for x
    x = 1,779,719,505.87/51,015.36
  6. Step 6: Final answer
    x = 34,885.95

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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.