Home / 38,619.04-53,320.08-26,039.20

Finding the Fourth Proportional to 38,619.04, 53,320.08 and 26,039.20

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Solution

The fourth proportional to 38,619.04, 53,320.08 and 26,039.20 is: 35,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619.04 : 53,320.08 = 26,039.20 : x
  2. Step 2: Convert to fraction form
    38,619.04/53,320.08 = 26,039.20/x
  3. Step 3: Cross multiply
    38,619.04x = 53,320.08 × 26,039.20
  4. Step 4: Simplify right side
    38,619.04x = 1,388,412,227.14
  5. Step 5: Solve for x
    x = 1,388,412,227.14/38,619.04
  6. Step 6: Final answer
    x = 35,951.50

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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.