Home / 19,526.10-26,941.32-11,570.28

Finding the Fourth Proportional to 19,526.10, 26,941.32 and 11,570.28

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Solution

The fourth proportional to 19,526.10, 26,941.32 and 11,570.28 is: 15,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.10 : 26,941.32 = 11,570.28 : x
  2. Step 2: Convert to fraction form
    19,526.10/26,941.32 = 11,570.28/x
  3. Step 3: Cross multiply
    19,526.10x = 26,941.32 × 11,570.28
  4. Step 4: Simplify right side
    19,526.10x = 311,718,615.97
  5. Step 5: Solve for x
    x = 311,718,615.97/19,526.10
  6. Step 6: Final answer
    x = 15,964.20

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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.