Home / 23,730.84-32,710.86-18,687.06

Finding the Fourth Proportional to 23,730.84, 32,710.86 and 18,687.06

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Solution

The fourth proportional to 23,730.84, 32,710.86 and 18,687.06 is: 25,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.84 : 32,710.86 = 18,687.06 : x
  2. Step 2: Convert to fraction form
    23,730.84/32,710.86 = 18,687.06/x
  3. Step 3: Cross multiply
    23,730.84x = 32,710.86 × 18,687.06
  4. Step 4: Simplify right side
    23,730.84x = 611,269,803.47
  5. Step 5: Solve for x
    x = 611,269,803.47/23,730.84
  6. Step 6: Final answer
    x = 25,758.46

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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.