Home / 15,626.02-21,552.63-9,955.18

Finding the Fourth Proportional to 15,626.02, 21,552.63 and 9,955.18

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Solution

The fourth proportional to 15,626.02, 21,552.63 and 9,955.18 is: 13,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.02 : 21,552.63 = 9,955.18 : x
  2. Step 2: Convert to fraction form
    15,626.02/21,552.63 = 9,955.18/x
  3. Step 3: Cross multiply
    15,626.02x = 21,552.63 × 9,955.18
  4. Step 4: Simplify right side
    15,626.02x = 214,560,311.12
  5. Step 5: Solve for x
    x = 214,560,311.12/15,626.02
  6. Step 6: Final answer
    x = 13,730.96

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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.