Home / 19,039.91-26,275.55-10,542.60

Finding the Fourth Proportional to 19,039.91, 26,275.55 and 10,542.60

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Solution

The fourth proportional to 19,039.91, 26,275.55 and 10,542.60 is: 14,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.91 : 26,275.55 = 10,542.60 : x
  2. Step 2: Convert to fraction form
    19,039.91/26,275.55 = 10,542.60/x
  3. Step 3: Cross multiply
    19,039.91x = 26,275.55 × 10,542.60
  4. Step 4: Simplify right side
    19,039.91x = 277,012,560.72
  5. Step 5: Solve for x
    x = 277,012,560.72/19,039.91
  6. Step 6: Final answer
    x = 14,549.05

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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.