Home / 45,368.52-68,048.46-15,785.16

Finding the Fourth Proportional to 45,368.52, 68,048.46 and 15,785.16

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Solution

The fourth proportional to 45,368.52, 68,048.46 and 15,785.16 is: 23,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,368.52 : 68,048.46 = 15,785.16 : x
  2. Step 2: Convert to fraction form
    45,368.52/68,048.46 = 15,785.16/x
  3. Step 3: Cross multiply
    45,368.52x = 68,048.46 × 15,785.16
  4. Step 4: Simplify right side
    45,368.52x = 1,074,155,828.85
  5. Step 5: Solve for x
    x = 1,074,155,828.85/45,368.52
  6. Step 6: Final answer
    x = 23,676.24

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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.