Home / 18,603.84-25,652.37-14,345.26

Finding the Fourth Proportional to 18,603.84, 25,652.37 and 14,345.26

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Solution

The fourth proportional to 18,603.84, 25,652.37 and 14,345.26 is: 19,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603.84 : 25,652.37 = 14,345.26 : x
  2. Step 2: Convert to fraction form
    18,603.84/25,652.37 = 14,345.26/x
  3. Step 3: Cross multiply
    18,603.84x = 25,652.37 × 14,345.26
  4. Step 4: Simplify right side
    18,603.84x = 367,989,917.27
  5. Step 5: Solve for x
    x = 367,989,917.27/18,603.84
  6. Step 6: Final answer
    x = 19,780.32

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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.