Home / 19,141.16-26,415.38-10,526.90

Finding the Fourth Proportional to 19,141.16, 26,415.38 and 10,526.90

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Solution

The fourth proportional to 19,141.16, 26,415.38 and 10,526.90 is: 14,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.16 : 26,415.38 = 10,526.90 : x
  2. Step 2: Convert to fraction form
    19,141.16/26,415.38 = 10,526.90/x
  3. Step 3: Cross multiply
    19,141.16x = 26,415.38 × 10,526.90
  4. Step 4: Simplify right side
    19,141.16x = 278,071,879.01
  5. Step 5: Solve for x
    x = 278,071,879.01/19,141.16
  6. Step 6: Final answer
    x = 14,527.43

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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.