Home / 19,226.28-26,526.16-15,180.32

Finding the Fourth Proportional to 19,226.28, 26,526.16 and 15,180.32

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Solution

The fourth proportional to 19,226.28, 26,526.16 and 15,180.32 is: 20,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.28 : 26,526.16 = 15,180.32 : x
  2. Step 2: Convert to fraction form
    19,226.28/26,526.16 = 15,180.32/x
  3. Step 3: Cross multiply
    19,226.28x = 26,526.16 × 15,180.32
  4. Step 4: Simplify right side
    19,226.28x = 402,675,597.17
  5. Step 5: Solve for x
    x = 402,675,597.17/19,226.28
  6. Step 6: Final answer
    x = 20,944.02

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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.