Home / 51,210.96-76,816.35-20,024.34

Finding the Fourth Proportional to 51,210.96, 76,816.35 and 20,024.34

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Solution

The fourth proportional to 51,210.96, 76,816.35 and 20,024.34 is: 30,036.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,210.96 : 76,816.35 = 20,024.34 : x
  2. Step 2: Convert to fraction form
    51,210.96/76,816.35 = 20,024.34/x
  3. Step 3: Cross multiply
    51,210.96x = 76,816.35 × 20,024.34
  4. Step 4: Simplify right side
    51,210.96x = 1,538,196,709.96
  5. Step 5: Solve for x
    x = 1,538,196,709.96/51,210.96
  6. Step 6: Final answer
    x = 30,036.47

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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.