Home / 23,545.23-32,490.93-21,664.41

Finding the Fourth Proportional to 23,545.23, 32,490.93 and 21,664.41

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Solution

The fourth proportional to 23,545.23, 32,490.93 and 21,664.41 is: 29,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,545.23 : 32,490.93 = 21,664.41 : x
  2. Step 2: Convert to fraction form
    23,545.23/32,490.93 = 21,664.41/x
  3. Step 3: Cross multiply
    23,545.23x = 32,490.93 × 21,664.41
  4. Step 4: Simplify right side
    23,545.23x = 703,896,828.80
  5. Step 5: Solve for x
    x = 703,896,828.80/23,545.23
  6. Step 6: Final answer
    x = 29,895.52

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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.