Home / 16,122.48-22,247.80-9,047.53

Finding the Fourth Proportional to 16,122.48, 22,247.80 and 9,047.53

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Solution

The fourth proportional to 16,122.48, 22,247.80 and 9,047.53 is: 12,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.48 : 22,247.80 = 9,047.53 : x
  2. Step 2: Convert to fraction form
    16,122.48/22,247.80 = 9,047.53/x
  3. Step 3: Cross multiply
    16,122.48x = 22,247.80 × 9,047.53
  4. Step 4: Simplify right side
    16,122.48x = 201,287,643.12
  5. Step 5: Solve for x
    x = 201,287,643.12/16,122.48
  6. Step 6: Final answer
    x = 12,484.91

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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.