Home / 16,675.84-23,012.48-9,122.32

Finding the Fourth Proportional to 16,675.84, 23,012.48 and 9,122.32

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Solution

The fourth proportional to 16,675.84, 23,012.48 and 9,122.32 is: 12,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,675.84 : 23,012.48 = 9,122.32 : x
  2. Step 2: Convert to fraction form
    16,675.84/23,012.48 = 9,122.32/x
  3. Step 3: Cross multiply
    16,675.84x = 23,012.48 × 9,122.32
  4. Step 4: Simplify right side
    16,675.84x = 209,927,206.55
  5. Step 5: Solve for x
    x = 209,927,206.55/16,675.84
  6. Step 6: Final answer
    x = 12,588.70

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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.