Home / 15,356.57-23,038.49-4,968.32

Finding the Fourth Proportional to 15,356.57, 23,038.49 and 4,968.32

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Solution

The fourth proportional to 15,356.57, 23,038.49 and 4,968.32 is: 7,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.57 : 23,038.49 = 4,968.32 : x
  2. Step 2: Convert to fraction form
    15,356.57/23,038.49 = 4,968.32/x
  3. Step 3: Cross multiply
    15,356.57x = 23,038.49 × 4,968.32
  4. Step 4: Simplify right side
    15,356.57x = 114,462,565.80
  5. Step 5: Solve for x
    x = 114,462,565.80/15,356.57
  6. Step 6: Final answer
    x = 7,453.65

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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.