Home / 18,008.37-24,875.51-16,331.49

Finding the Fourth Proportional to 18,008.37, 24,875.51 and 16,331.49

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Solution

The fourth proportional to 18,008.37, 24,875.51 and 16,331.49 is: 22,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.37 : 24,875.51 = 16,331.49 : x
  2. Step 2: Convert to fraction form
    18,008.37/24,875.51 = 16,331.49/x
  3. Step 3: Cross multiply
    18,008.37x = 24,875.51 × 16,331.49
  4. Step 4: Simplify right side
    18,008.37x = 406,254,061.15
  5. Step 5: Solve for x
    x = 406,254,061.15/18,008.37
  6. Step 6: Final answer
    x = 22,559.18

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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.