Home / 27,532.35-38,001.56-15,602.81

Finding the Fourth Proportional to 27,532.35, 38,001.56 and 15,602.81

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Solution

The fourth proportional to 27,532.35, 38,001.56 and 15,602.81 is: 21,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,532.35 : 38,001.56 = 15,602.81 : x
  2. Step 2: Convert to fraction form
    27,532.35/38,001.56 = 15,602.81/x
  3. Step 3: Cross multiply
    27,532.35x = 38,001.56 × 15,602.81
  4. Step 4: Simplify right side
    27,532.35x = 592,930,852.36
  5. Step 5: Solve for x
    x = 592,930,852.36/27,532.35
  6. Step 6: Final answer
    x = 21,535.79

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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.