Home / 18,659.34-27,852.50-16,445.07

Finding the Fourth Proportional to 18,659.34, 27,852.50 and 16,445.07

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Solution

The fourth proportional to 18,659.34, 27,852.50 and 16,445.07 is: 24,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,659.34 : 27,852.50 = 16,445.07 : x
  2. Step 2: Convert to fraction form
    18,659.34/27,852.50 = 16,445.07/x
  3. Step 3: Cross multiply
    18,659.34x = 27,852.50 × 16,445.07
  4. Step 4: Simplify right side
    18,659.34x = 458,036,229.95
  5. Step 5: Solve for x
    x = 458,036,229.95/18,659.34
  6. Step 6: Final answer
    x = 24,547.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.