Home / 15,598.36-21,525.78-9,310.60

Finding the Fourth Proportional to 15,598.36, 21,525.78 and 9,310.60

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Solution

The fourth proportional to 15,598.36, 21,525.78 and 9,310.60 is: 12,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598.36 : 21,525.78 = 9,310.60 : x
  2. Step 2: Convert to fraction form
    15,598.36/21,525.78 = 9,310.60/x
  3. Step 3: Cross multiply
    15,598.36x = 21,525.78 × 9,310.60
  4. Step 4: Simplify right side
    15,598.36x = 200,417,927.27
  5. Step 5: Solve for x
    x = 200,417,927.27/15,598.36
  6. Step 6: Final answer
    x = 12,848.65

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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.