Home / 15,384.56-23,076.86-4,291.54

Finding the Fourth Proportional to 15,384.56, 23,076.86 and 4,291.54

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Solution

The fourth proportional to 15,384.56, 23,076.86 and 4,291.54 is: 6,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.56 : 23,076.86 = 4,291.54 : x
  2. Step 2: Convert to fraction form
    15,384.56/23,076.86 = 4,291.54/x
  3. Step 3: Cross multiply
    15,384.56x = 23,076.86 × 4,291.54
  4. Step 4: Simplify right side
    15,384.56x = 99,035,267.76
  5. Step 5: Solve for x
    x = 99,035,267.76/15,384.56
  6. Step 6: Final answer
    x = 6,437.32

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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.