Home / 23,780.79-35,580.47-21,564.63

Finding the Fourth Proportional to 23,780.79, 35,580.47 and 21,564.63

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Solution

The fourth proportional to 23,780.79, 35,580.47 and 21,564.63 is: 32,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.79 : 35,580.47 = 21,564.63 : x
  2. Step 2: Convert to fraction form
    23,780.79/35,580.47 = 21,564.63/x
  3. Step 3: Cross multiply
    23,780.79x = 35,580.47 × 21,564.63
  4. Step 4: Simplify right side
    23,780.79x = 767,279,562.95
  5. Step 5: Solve for x
    x = 767,279,562.95/23,780.79
  6. Step 6: Final answer
    x = 32,264.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.