Home / 15,360.25-23,044.16-4,972

Finding the Fourth Proportional to 15,360.25, 23,044.16 and 4,972

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Solution

The fourth proportional to 15,360.25, 23,044.16 and 4,972 is: 7,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.25 : 23,044.16 = 4,972 : x
  2. Step 2: Convert to fraction form
    15,360.25/23,044.16 = 4,972/x
  3. Step 3: Cross multiply
    15,360.25x = 23,044.16 × 4,972
  4. Step 4: Simplify right side
    15,360.25x = 114,575,563.52
  5. Step 5: Solve for x
    x = 114,575,563.52/15,360.25
  6. Step 6: Final answer
    x = 7,459.23

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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.