Home / 19,572.69-27,010.15-11,074.74

Finding the Fourth Proportional to 19,572.69, 27,010.15 and 11,074.74

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Solution

The fourth proportional to 19,572.69, 27,010.15 and 11,074.74 is: 15,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.69 : 27,010.15 = 11,074.74 : x
  2. Step 2: Convert to fraction form
    19,572.69/27,010.15 = 11,074.74/x
  3. Step 3: Cross multiply
    19,572.69x = 27,010.15 × 11,074.74
  4. Step 4: Simplify right side
    19,572.69x = 299,130,388.61
  5. Step 5: Solve for x
    x = 299,130,388.61/19,572.69
  6. Step 6: Final answer
    x = 15,283.05

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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.