Home / 23,490.95-32,395.50-18,726.70

Finding the Fourth Proportional to 23,490.95, 32,395.50 and 18,726.70

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Solution

The fourth proportional to 23,490.95, 32,395.50 and 18,726.70 is: 25,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.95 : 32,395.50 = 18,726.70 : x
  2. Step 2: Convert to fraction form
    23,490.95/32,395.50 = 18,726.70/x
  3. Step 3: Cross multiply
    23,490.95x = 32,395.50 × 18,726.70
  4. Step 4: Simplify right side
    23,490.95x = 606,660,809.85
  5. Step 5: Solve for x
    x = 606,660,809.85/23,490.95
  6. Step 6: Final answer
    x = 25,825.30

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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.