Home / 15,491.36-23,237.40-4,963.40

Finding the Fourth Proportional to 15,491.36, 23,237.40 and 4,963.40

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Solution

The fourth proportional to 15,491.36, 23,237.40 and 4,963.40 is: 7,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.36 : 23,237.40 = 4,963.40 : x
  2. Step 2: Convert to fraction form
    15,491.36/23,237.40 = 4,963.40/x
  3. Step 3: Cross multiply
    15,491.36x = 23,237.40 × 4,963.40
  4. Step 4: Simplify right side
    15,491.36x = 115,336,511.16
  5. Step 5: Solve for x
    x = 115,336,511.16/15,491.36
  6. Step 6: Final answer
    x = 7,445.22

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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.