Home / 16,687.02-23,030.91-9,617.55

Finding the Fourth Proportional to 16,687.02, 23,030.91 and 9,617.55

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Solution

The fourth proportional to 16,687.02, 23,030.91 and 9,617.55 is: 13,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.02 : 23,030.91 = 9,617.55 : x
  2. Step 2: Convert to fraction form
    16,687.02/23,030.91 = 9,617.55/x
  3. Step 3: Cross multiply
    16,687.02x = 23,030.91 × 9,617.55
  4. Step 4: Simplify right side
    16,687.02x = 221,500,928.47
  5. Step 5: Solve for x
    x = 221,500,928.47/16,687.02
  6. Step 6: Final answer
    x = 13,273.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.