Home / 54,856.85-82,285.28-13,303.85

Finding the Fourth Proportional to 54,856.85, 82,285.28 and 13,303.85

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Solution

The fourth proportional to 54,856.85, 82,285.28 and 13,303.85 is: 19,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.85 : 82,285.28 = 13,303.85 : x
  2. Step 2: Convert to fraction form
    54,856.85/82,285.28 = 13,303.85/x
  3. Step 3: Cross multiply
    54,856.85x = 82,285.28 × 13,303.85
  4. Step 4: Simplify right side
    54,856.85x = 1,094,710,544.38
  5. Step 5: Solve for x
    x = 1,094,710,544.38/54,856.85
  6. Step 6: Final answer
    x = 19,955.77

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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.