Home / 15,709.84-23,563.35-9,427.69

Finding the Fourth Proportional to 15,709.84, 23,563.35 and 9,427.69

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Solution

The fourth proportional to 15,709.84, 23,563.35 and 9,427.69 is: 14,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,709.84 : 23,563.35 = 9,427.69 : x
  2. Step 2: Convert to fraction form
    15,709.84/23,563.35 = 9,427.69/x
  3. Step 3: Cross multiply
    15,709.84x = 23,563.35 × 9,427.69
  4. Step 4: Simplify right side
    15,709.84x = 222,147,959.16
  5. Step 5: Solve for x
    x = 222,147,959.16/15,709.84
  6. Step 6: Final answer
    x = 14,140.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.