Home / 15,900.94-21,941.58-9,526.24

Finding the Fourth Proportional to 15,900.94, 21,941.58 and 9,526.24

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Solution

The fourth proportional to 15,900.94, 21,941.58 and 9,526.24 is: 13,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.94 : 21,941.58 = 9,526.24 : x
  2. Step 2: Convert to fraction form
    15,900.94/21,941.58 = 9,526.24/x
  3. Step 3: Cross multiply
    15,900.94x = 21,941.58 × 9,526.24
  4. Step 4: Simplify right side
    15,900.94x = 209,020,757.06
  5. Step 5: Solve for x
    x = 209,020,757.06/15,900.94
  6. Step 6: Final answer
    x = 13,145.18

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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.