Home / 19,040.87-26,276.49-10,543.25

Finding the Fourth Proportional to 19,040.87, 26,276.49 and 10,543.25

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Solution

The fourth proportional to 19,040.87, 26,276.49 and 10,543.25 is: 14,549.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.87 : 26,276.49 = 10,543.25 : x
  2. Step 2: Convert to fraction form
    19,040.87/26,276.49 = 10,543.25/x
  3. Step 3: Cross multiply
    19,040.87x = 26,276.49 × 10,543.25
  4. Step 4: Simplify right side
    19,040.87x = 277,039,471.81
  5. Step 5: Solve for x
    x = 277,039,471.81/19,040.87
  6. Step 6: Final answer
    x = 14,549.73

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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.