Home / 15,607.73-21,532.60-9,941.46

Finding the Fourth Proportional to 15,607.73, 21,532.60 and 9,941.46

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Solution

The fourth proportional to 15,607.73, 21,532.60 and 9,941.46 is: 13,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.73 : 21,532.60 = 9,941.46 : x
  2. Step 2: Convert to fraction form
    15,607.73/21,532.60 = 9,941.46/x
  3. Step 3: Cross multiply
    15,607.73x = 21,532.60 × 9,941.46
  4. Step 4: Simplify right side
    15,607.73x = 214,065,431.89
  5. Step 5: Solve for x
    x = 214,065,431.89/15,607.73
  6. Step 6: Final answer
    x = 13,715.35

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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.