Home / 18,586.39-25,649.23-10,088.51

Finding the Fourth Proportional to 18,586.39, 25,649.23 and 10,088.51

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Solution

The fourth proportional to 18,586.39, 25,649.23 and 10,088.51 is: 13,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.39 : 25,649.23 = 10,088.51 : x
  2. Step 2: Convert to fraction form
    18,586.39/25,649.23 = 10,088.51/x
  3. Step 3: Cross multiply
    18,586.39x = 25,649.23 × 10,088.51
  4. Step 4: Simplify right side
    18,586.39x = 258,762,385.10
  5. Step 5: Solve for x
    x = 258,762,385.10/18,586.39
  6. Step 6: Final answer
    x = 13,922.15

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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.