Home / 15,417.02-23,131.32-9,180.62

Finding the Fourth Proportional to 15,417.02, 23,131.32 and 9,180.62

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Solution

The fourth proportional to 15,417.02, 23,131.32 and 9,180.62 is: 13,774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.02 : 23,131.32 = 9,180.62 : x
  2. Step 2: Convert to fraction form
    15,417.02/23,131.32 = 9,180.62/x
  3. Step 3: Cross multiply
    15,417.02x = 23,131.32 × 9,180.62
  4. Step 4: Simplify right side
    15,417.02x = 212,359,859.02
  5. Step 5: Solve for x
    x = 212,359,859.02/15,417.02
  6. Step 6: Final answer
    x = 13,774.38

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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.