Home / 19,814.06-29,514.65-18,762.25

Finding the Fourth Proportional to 19,814.06, 29,514.65 and 18,762.25

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Solution

The fourth proportional to 19,814.06, 29,514.65 and 18,762.25 is: 27,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.06 : 29,514.65 = 18,762.25 : x
  2. Step 2: Convert to fraction form
    19,814.06/29,514.65 = 18,762.25/x
  3. Step 3: Cross multiply
    19,814.06x = 29,514.65 × 18,762.25
  4. Step 4: Simplify right side
    19,814.06x = 553,761,047.48
  5. Step 5: Solve for x
    x = 553,761,047.48/19,814.06
  6. Step 6: Final answer
    x = 27,947.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.