Home / 27,581.04-38,050.56-19,202.40

Finding the Fourth Proportional to 27,581.04, 38,050.56 and 19,202.40

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Solution

The fourth proportional to 27,581.04, 38,050.56 and 19,202.40 is: 26,491.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.04 : 38,050.56 = 19,202.40 : x
  2. Step 2: Convert to fraction form
    27,581.04/38,050.56 = 19,202.40/x
  3. Step 3: Cross multiply
    27,581.04x = 38,050.56 × 19,202.40
  4. Step 4: Simplify right side
    27,581.04x = 730,662,073.34
  5. Step 5: Solve for x
    x = 730,662,073.34/27,581.04
  6. Step 6: Final answer
    x = 26,491.46

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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.